AMD Radeon Instinct MI325X vs AMD Radeon RX 6700

VS

AMD Radeon Instinct MI325X

AMD Radeon RX 6700

We compared two Desktop platform GPUs: 288GB VRAM Radeon Instinct MI325X and 10GB VRAM Radeon RX 6700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI325X 's Advantages

Released 3 years and 4 months late

More VRAM (288GB vs 10GB)

Larger VRAM bandwidth (10.3TB/s vs 320.0GB/s)

17152 additional rendering cores

AMD Radeon RX 6700 's Advantages

Boost Clock has increased by 17% (2450MHz vs 2100MHz)

Lower TDP (175W vs 750W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI325X +623%

81.72 TFLOPS

Radeon RX 6700

11.29 TFLOPS

Radeon Instinct MI325X

VS

Radeon RX 6700

Graphics Card

Oct 2024

Release Date

Jun 2021

Radeon Instinct(MIx)

Generation

Navi II

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1941 MHz

2100 MHz

Boost Clock

2450 MHz

2525 MHz

Memory Clock

2000 MHz

Memory

288GB

Memory Size

10GB

HBM3e

Memory Type

GDDR6

8192bit

Memory Bus

160bit

10.3TB/s

Bandwidth

320.0GB/s

Render Config

304

Compute Units

36

-

19456

Shading Units

2304

1216

TMUs

144

0

ROPs

64

1216

Tensor Cores

-

RT Cores

36

16 KB (per CU)

L1 Cache

128 KB per Array

16 MB

L2 Cache

3 MB

256 MB

L3 Cache

80 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

156.8 GPixel/s

2554 GTexel/s

Texture Rate

352.8 GTexel/s

653.7 TFLOPS

FP16 (half)

22.58 TFLOPS

81.72 TFLOPS

FP32 (float)

11.29 TFLOPS

81.72 TFLOPS

FP64 (double)

705.6 GFLOPS

Board Design

750W

TDP

175W

1150 W

Suggested PSU

450 W

No outputs

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

None

Power Connectors

1x 8-pin

Graphics Processor

Aqua Vanjaram

GPU Name

Navi 22

-

GPU Variant

Navi 22 XTL

CDNA 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

153 billion

Transistors

17.2 billion

1017 mm²

Die Size

335 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

2.1

N/A

Vulkan

1.3

-

N/A

Shader Model

6.5

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