AMD Radeon PRO W7900 vs AMD Instinct MI300X

VS

AMD Radeon PRO W7900 AMD Instinct MI300X

We compared two Professional market GPUs: 48GB VRAM Radeon PRO W7900 and 192GB VRAM AMD Instinct MI300X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon PRO W7900 's Advantages

Boost Clock has increased by 19% (2495MHz vs 2100MHz)

Lower TDP (295W vs 750W)

AMD Instinct MI300X 's Advantages

Released 8 months late

More VRAM (192GB vs 48GB)

Larger VRAM bandwidth (5300GB/s vs 864.0GB/s)

13312 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon PRO W7900

61.32 TFLOPS

AMD Instinct MI300X +166%

163.4 TFLOPS

Radeon PRO W7900

VS

AMD Instinct MI300X

Graphics Card

Apr 2023

Release Date

Dec 2023

Radeon Pro Navi

Generation

Instinct

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1855 MHz

Base Clock

1000 MHz

2495 MHz

Boost Clock

2100 MHz

2250 MHz

Memory Clock

5200 MHz

Memory

48GB

Memory Size

192GB

GDDR6

Memory Type

HBM3

384bit

Memory Bus

8192bit

864.0GB/s

Bandwidth

5300GB/s

Render Config

-

SM Count

-

96

Compute Units

304

6144

Shading Units

19456

384

TMUs

880

192

ROPs

0

-

Tensor Cores

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

16 MB

Theoretical Performance

479.0 GPixel/s

Pixel Rate

0 MPixel/s

958.1 GTexel/s

Texture Rate

1496 GTexel/s

122.6 TFLOPS

FP16 (half)

1300 TFLOPS

61.32 TFLOPS

FP32 (float)

163.4 TFLOPS

1.916 TFLOPS

FP64 (double)

81.7 TFLOPS

Graphics Processor

Navi 31

GPU Name

MI300

Navi 31

GPU Variant

-

RDNA 3.0

Architecture

CDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

57.7 billion

Transistors

146 billion

529 mm²

Die Size

1017 mm²

Board Design

295W

TDP

750W

600 W

Suggested PSU

1000 W

3x DisplayPort 2.1 1x mini-DisplayPort 2.1

Outputs

No outputs

2x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

2.2

OpenCL

3.0

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

N/A

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