AMD Radeon Instinct MI325X vs AMD Radeon RX 7950 XTX

VS

AMD Radeon Instinct MI325X

AMD Radeon RX 7950 XTX

We compared two Desktop platform GPUs: 288GB VRAM Radeon Instinct MI325X and 24GB VRAM Radeon RX 7950 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI325X 's Advantages

More VRAM (288GB vs 24GB)

Larger VRAM bandwidth (10.3TB/s vs 960.0GB/s)

13312 additional rendering cores

AMD Radeon RX 7950 XTX 's Advantages

Boost Clock has increased by 57% (3300MHz vs 2100MHz)

Lower TDP (355W vs 750W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI325X

81.72 TFLOPS

Radeon RX 7950 XTX

81.1 TFLOPS

Radeon Instinct MI325X

VS

Radeon RX 7950 XTX

Graphics Card

Oct 2024

Release Date

Unknown

Radeon Instinct(MIx)

Generation

Navi III

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

2200 MHz

2100 MHz

Boost Clock

3300 MHz

2525 MHz

Memory Clock

2500 MHz

Memory

288GB

Memory Size

24GB

HBM3e

Memory Type

GDDR6

8192bit

Memory Bus

384bit

10.3TB/s

Bandwidth

960.0GB/s

Render Config

304

Compute Units

96

-

19456

Shading Units

6144

1216

TMUs

384

0

ROPs

192

1216

Tensor Cores

-

RT Cores

96

16 KB (per CU)

L1 Cache

256 KB per Array

16 MB

L2 Cache

6 MB

256 MB

L3 Cache

96 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

633.6 GPixel/s

2554 GTexel/s

Texture Rate

1267 GTexel/s

653.7 TFLOPS

FP16 (half)

162.2 TFLOPS

81.72 TFLOPS

FP32 (float)

81.10 TFLOPS

81.72 TFLOPS

FP64 (double)

2.534 TFLOPS

Board Design

750W

TDP

355W

1150 W

Suggested PSU

750 W

No outputs

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

None

Power Connectors

2x 8-pin

Graphics Processor

Aqua Vanjaram

GPU Name

Navi 31

-

GPU Variant

Navi 31 XTX+

CDNA 3.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

153 billion

Transistors

57.7 billion

1017 mm²

Die Size

529 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

2.2

N/A

Vulkan

1.3

-

N/A

Shader Model

6.7

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