AMD Radeon Instinct MI250 vs MSI RX 7800 XT MECH 2X

Comparison of AMD Radeon Instinct MI250 with 128 GB HBM2e and 13,312 cores vs MSI RX 7800 XT MECH 2X with 16 GB GDDR6 and 3,840 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon Instinct MI250

50.9

AMD Radeon Instinct MI250

50.9
MI250 MI250
Instinct MI300X Instinct MI300X
RX 7900 XTX RX 7900 XTX

MSI RX 7800 XT MECH 2X

MSI RX 7800 XT MECH 2X

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Benchmarks Additional

Memory

Memory Size

🔥 +700% 128 ГБ
16 GB

Memory Type

HBM2e GDDR6

Memory Bandwidth

🔥 3.28 TB/s
624.1 GB/s

Memory Bus Width

8,192 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +376% 362.1 TFLOPS
76.03 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +19% 45.26 TFLOPS
38.02 TFLOPS

FP64 (Double Precision)

🔥 +3,710% 45.26 TFLOPS
1.188 TFLOPS

CUDA Cores

🔥 +247% 13,312
3,840

RT Cores

No 60

Architecture & Compatibility

GPU Architecture

CDNA 2.0 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

🔥 1,000
1,397

Boost Clock

🔥 1,700
2,475

Memory Clock

🔥 1,600
2,438

Power Consumption

TDP/TGP

500 W
🔥 -47% 263 W

Recommended PSU

900 W
🔥 -33% 600 W

Power Connector

2x 8-pin 2x 8-pin

Rendering

Texture Units (TMU)

🔥 +247% 832
240

ROP

No 60

L2 Cache

🔥 +300% 16 MB
4 MB

Benchmarks

llama.cpp, llama-2-7b-Q4_0

63.9 tokens/s

Additional

Slots

Dual-slot Dual-slot

Release Date

Nov. 8, 2021 Aug. 25, 2023

Display Outputs

No outputs
1x HDMI 2.1a
3x DisplayPort 2.1

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