AMD
Advanced Micro Devices, Inc.
AMD offers stronger fundamentals, but that advantage does not outweigh its weaker overall profile.
WDC
Western Digital Corporation
WDC has a slight edge over AMD overall, supported by stronger modeled upside and lower modeled downside.
AMD Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Strong | |
| Strong |
AMD's revenue, profitability, cash flow and balance sheet are all currently strong.
WDC Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Strong | |
| Strong |
WDC's revenue, profitability, cash flow and balance sheet are all currently strong.
AMD PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 39x | $585 | — |
| Cheap | 40x | $182 | -69% |
| Fair | 112x | $514 | -12% |
| Current | 127x | $585 | — |
| Expensive | 206x | $947 | +62% |
Historical ranges are pointers, not guarantees.
AMD's PE is in its fair range at 127x. If earnings grow as analysts expect, today's price would be 39x next year's earnings, in its cheap range.
WDC PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Cheap | 9.9x | $255 | -18% |
| Forward | 11x | $311 | — |
| Current | 12x | $311 | — |
| Fair | 19x | $487 | +56% |
| Expensive | 63x | $1,618 | +420% |
Historical ranges are pointers, not guarantees.
WDC has the edge over AMD in the historical PE scenario, which offers more potential upside but is not a forecast.
AMD Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Broad | |
| Low |
Analysts expect strong earnings and revenue growth for AMD, with profitability improving. However, they disagree widely on these estimates.
WDC Forward outlook
| Metric | Outlook |
|---|---|
| Improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Moderate | |
| Moderate |
Analysts expect strong earnings and revenue growth for WDC, with profitability improving.
AMD Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $15.05 | +227% |
| Q3 2026 | $4.60 | +127% |
| Q2 2026 | $3.89 | +122% |
| Q1 2026 | $3.05 | +123% |
| Q4 2025 | $2.65 | +165% |
| Q3 2025 | $2.03 | +81% |
| Q2 2025 | $1.75 | +111% |
| Q1 2025 | $1.37 | +99% |
| Q4 2024 | $1.00 | +89% |
AMD's earnings per share have climbed steadily: $4.60 over the past year, up 127% from the year before, and higher year over year for 11 quarters in a row.
WDC Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $28.81 | +12% |
| Q3 2026 | $25.84 | +276% |
| Q2 2026 | $24.28 | +371% |
| Q1 2026 | $16.75 | +268% |
| Q4 2025 | $9.97 | +187% |
| Q3 2025 | $6.87 | +655% |
| Q2 2025 | $5.15 | +$7.76 |
| Q1 2025 | $4.55 | +$9.61 |
| Q4 2024 | $3.47 | +$10.69 |
WDC's earnings per share have climbed steadily: $25.84 over the past year, about four times what it earned the year before, and higher year over year for 10 quarters in a row. Its recent earnings include one-off gains.
AMD Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $13.4B | +45% |
| Q2 2026 | $11.5B | +50% |
| Q1 2026 | $10.3B | +38% |
| Q4 2025 | $10.3B | +34% |
| Q3 2025 | $9.2B | +36% |
| Q2 2025 | $7.7B | +32% |
| Q1 2025 | $7.4B | +36% |
| Q4 2024 | $7.7B | +24% |
AMD has the edge over WDC on sales, with more consistent year-over-year improvement.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 21% | +7.4 points |
| Q2 2026 | 17% | +19 points |
| Q1 2026 | 14% | +3.6 points |
| Q4 2025 | 17% | +5.7 points |
| Q3 2025 | 14% | +3.1 points |
| Q2 2025 | -1.7% | -6.4 points |
| Q1 2025 | 11% | +10 points |
| Q4 2024 | 11% | +5.8 points |
AMD's operating margin was 21% last quarter, up 7.4 points from the same quarter a year ago.
WDC Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $4.4B | +55% |
| Q2 2026 | $3.7B | +44% |
| Q1 2026 | $3.3B | +45% |
| Q4 2025 | $3B | -30% |
| Q3 2025 | $2.8B | -31% |
| Q2 2025 | $2.6B | -31% |
| Q1 2025 | $2.3B | -34% |
| Q4 2024 | $4.3B | +41% |
WDC's revenue is growing: $4.4B last quarter, up 55% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 47% | +19 points |
| Q2 2026 | 42% | +16 points |
| Q1 2026 | 36% | +2.5 points |
| Q4 2025 | 30% | +10 points |
| Q3 2025 | 28% | +10 points |
| Q2 2025 | 26% | +20 points |
| Q1 2025 | 33% | +25 points |
| Q4 2024 | 20% | +27 points |
WDC has the edge over AMD on profitability, with a higher operating margin.
AMD Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $554M | -71% |
| Q2 2026 | $1.6B | -9.9% |
| Q1 2026 | $2.6B | +253% |
| Q4 2025 | $2.4B | +118% |
| Q3 2025 | $1.9B | +283% |
| Q2 2025 | $1.7B | +294% |
| Q1 2025 | $727M | +92% |
| Q4 2024 | $1.1B | +351% |
AMD generated $7.1B in free cash flow over the past year, up 30% from the year before.
WDC Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $1.4B | +130% |
| Q2 2026 | $1.3B | +90% |
| Q1 2026 | $978M | +158% |
| Q4 2025 | $653M | +128% |
| Q3 2025 | $599M | +$661M |
| Q2 2025 | $675M | +170% |
| Q1 2025 | $379M | +$418M |
| Q4 2024 | $287M | +$529M |
WDC has the edge over AMD on cash flow, with more consistent year-over-year improvement.
AMD Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +0.1% | +2M shares |
| 1 year | +1.2% | +20M shares |
| 3 years | +2% | +32M shares |
| 5 years | +35% | +431M shares |
| Available history | +40% | +473M shares |
AMD has the edge over WDC on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q3 2026 | — |
| Q2 2026 | — |
| Q1 2026 | $221M |
| Q4 2025 | — |
| Q3 2025 | $89M |
| Q2 2025 | $478M |
| Q1 2025 | $749M |
| Q4 2024 | $256M |
AMD has spent almost nothing on buybacks in the past year.
WDC Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +0.3% | +1M shares |
| 1 year | +2.1% | +8M shares |
| 3 years | +19% | +61M shares |
| 5 years | +22% | +68M shares |
| Available history | +29% | +86M shares |
WDC has 384M diluted shares, up 2.1% from a year ago, despite $3B in buybacks over the past year.
| Quarter | Spent |
|---|---|
| Q3 2026 | $1B |
| Q2 2026 | $672M |
| Q1 2026 | $752M |
| Q4 2025 | $615M |
| Q3 2025 | $553M |
| Q2 2020 | — |
| Q1 2020 | — |
| Q4 2019 | — |
WDC spent $3B buying back its own shares over the past year.
AMD Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q2 2020 | -1.0x | Net Cash |
| Q1 2020 | -0.8x | Net Cash |
| Q4 2019 | -1.2x | Net Cash |
AMD has more cash than debt.
WDC Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | -0.1x | Net Cash |
| Q2 2026 | -0.1x | Net Cash |
| Q1 2026 | -0.1x | Net Cash |
| Q4 2025 | 0.8x | Very low |
| Q3 2025 | 0.8x | Very low |
| Q2 2025 | 0.8x | Very low |
| Q1 2025 | 1.3x | Healthy |
| Q4 2024 | 1.9x | Healthy |
WDC has more cash than debt.
AMD Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 59.3 | Neutral |
| Stochastic | 41.4 | Neutral |
AMD's weekly RSI is 59 (neutral) and its Stochastic is 41 (neutral).
WDC Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 41.5 | Neutral |
| Stochastic | 11.2 | Oversold |
WDC's weekly RSI is 41 (neutral) and its Stochastic is 11 (oversold).
AMD PE vs Technology Sector
| Metric | AMD | Sector median | Relative |
|---|---|---|---|
| PE | 127x | 28x | 357% above |
| PE % | 61 | 35 | 26 pts above |
AMD is trading at 127x earnings, a 357% premium to the Technology sector's median of 28x.
WDC PE vs Technology Sector
| Metric | WDC | Sector median | Relative |
|---|---|---|---|
| PE | 12x | 28x | 57% below |
| PE % | 28 | 35 | 7 pts below |
WDC has the edge over AMD on valuation relative to its sector.
AMD Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $557.2 | 5.1% above |
| 20 week MA | $525.9 | 11% above |
| 50 week MA | $389.7 | 50% above |
| 100 week MA | $266.9 | 119% above |
| 200 week MA | $199.6 | 193% above |
AMD has the edge over WDC on trend strength, trading above more of its moving averages.
WDC Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $360.8 | 14% below |
| 20 week MA | $438.4 | 29% below |
| 50 week MA | $380.4 | 18% below |
| 100 week MA | $226.8 | 37% above |
| 200 week MA | $133.7 | 133% above |
WDC has pulled back, but its long-term trend is still up: it's below its 8-, 20- and 50-week averages, but 133% above its 200-week average.
AMD Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $46.2 | $91.8 | +99% |
| 2021 | $91.8 | $146.1 | +59% |
| 2022 | $146.1 | $64.5 | -56% |
| 2023 | $64.5 | $147.4 | +128% |
| 2024 | $147.4 | $125.2 | -15% |
| 2025 | $125.2 | $215.0 | +72% |
| 2026 YTD | $215.0 | $585.3 | +172% |
AMD has the edge over WDC on returns for 2026, with the stronger performance.
WDC Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $47.0 | $37.7 | -20% |
| 2021 | $37.7 | $46.2 | +23% |
| 2022 | $46.2 | $23.1 | -50% |
| 2023 | $23.1 | $39.6 | +71% |
| 2024 | $39.6 | $45.9 | +16% |
| 2025 | $45.9 | $181.5 | +296% |
| 2026 YTD | $181.5 | $311.2 | +71% |
WDC's yearly returns have swung widely, from +296% in 2025 to −50% in 2022. It's up 71% so far in 2026.