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AMD Instinct MI100 vs AMD Radeon RX 7700 XT: Comparison
Instinct MI100 vs Radeon RX 7700 XT: the memory bandwidth difference
Memory bandwidth is where these two genuinely part company, Instinct MI100 1200 GB/s against Radeon RX 7700 XT 432 GB/s, a 64% lead for Instinct MI100. Radeon RX 7700 XT also leads on boost clock, 1502 MHz on the Instinct MI100 versus 2544 MHz on the Radeon RX 7700 XT. Memory bus width runs the same way, 4096 bit on the Instinct MI100 versus 192 bit on the Radeon RX 7700 XT, another win for Instinct MI100. Add tdp to that, 300 W on the Instinct MI100 versus 245 W on the Radeon RX 7700 XT, and the pattern holds. Slot width runs the same way, 2 on the Instinct MI100 versus 2.5 on the Radeon RX 7700 XT, another win for Instinct MI100.
Which should you buy, Instinct MI100 or Radeon RX 7700 XT?
The Instinct MI100 is the one to take for buyers comparing AMD's official reference specifications and researching a chip before choosing a board-partner card, though it is not the pick for overclocking-focused enthusiasts (reference clocks only). Avoid it for buyers wanting a specific retail card with cooler and warranty details. it is not built for buyers who specifically want DLSS 3 Frame Generation support. It is equally the pick for 1440p gaming builds that want more VRAM than NVIDIA offers at the same price. Our rating of the Radeon RX 7700 XT (7.5/10): A 12GB 1440p card that beats NVIDIA on memory capacity per dollar but gives up DLSS 3 Frame Generation.
Frequently asked questions
Do the Instinct MI100 and Radeon RX 7700 XT differ on product type?
Yes. Product Type reads Datacenter Accelerator on the Instinct MI100 versus Desktop Add-In Card on the Radeon RX 7700 XT.
Is the Card Length the same on the Instinct MI100 and Radeon RX 7700 XT?
It is. Both are listed at 267 mm, so it is not a reason to pick one over the other.
Specs and benchmarks
GPU Brand
- AMD Instinct MI100
- AMD
- AMD Radeon RX 7700 XT
- AMD
Product Type
- AMD Instinct MI100
- Datacenter Accelerator
- AMD Radeon RX 7700 XT
- Desktop Add-In Card
Series
- AMD Instinct MI100
- Instinct
- AMD Radeon RX 7700 XT
- Radeon RX 7000
Board Partner
- AMD Instinct MI100
- Reference
- AMD Radeon RX 7700 XT
- Reference
Memory Type
- AMD Instinct MI100
- HBM2
- AMD Radeon RX 7700 XT
- GDDR6Best
Boost Clock
- AMD Instinct MI100
- 1502 MHz-41%
- AMD Radeon RX 7700 XT
- 2544 MHzBest
TDP
- AMD Instinct MI100
- 300 W-22%
- AMD Radeon RX 7700 XT
- 245 WBest
Architecture
- AMD Instinct MI100
- CDNA
- AMD Radeon RX 7700 XT
- RDNA 3
Card Length
- AMD Instinct MI100
- 267 mm
- AMD Radeon RX 7700 XT
- 267 mm
Slot Width
- AMD Instinct MI100
- 2Best
- AMD Radeon RX 7700 XT
- 2.5-25%
Shader Units
- AMD Instinct MI100
- 7680
- AMD Radeon RX 7700 XT
- 3456
Compute Blocks
- AMD Instinct MI100
- 120
- AMD Radeon RX 7700 XT
- 54
Memory Bus Width
- AMD Instinct MI100
- 4096 bitBest
- AMD Radeon RX 7700 XT
- 192 bit-95%
Memory Bandwidth
- AMD Instinct MI100
- 1200 GB/sBest
- AMD Radeon RX 7700 XT
- 432 GB/s-64%
Which one should you pick?
Choose AMD Instinct MI100 if you want the lower card length (267 mm vs 267 mm), the lower slot width (2 vs 2.5) and the higher memory bus width (4096 bit vs 192 bit).
Choose AMD Radeon RX 7700 XT if you want the higher boost clock (2544 MHz vs 1502 MHz) and the lower TDP (245 W vs 300 W).
Price comparison
| Retailer | AMD Instinct MI100 | AMD Radeon RX 7700 XT |
|---|---|---|
| Consumercarts listing | $449.00 View on Consumercarts listing |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
AMD Radeon RX 7700 XT
7.5 / 10 Expert Rating
A 12GB 1440p card that beats NVIDIA on memory capacity per dollar but gives up DLSS 3 Frame Generation.