GPU Comparison

A

AMD

RADEON

AMD Radeon Instinct MI25

CORE STATE Vega 10

VRAM 16 GB

CLOCK SPEED 1500 MHz

TDP 300 W

BUS WIDTH 2048 bit

ARCHITECTURE GCN 5.0

nm

PROCESS 14 nm

LAUNCH DATE 2017

VS

A

AMD

RADEON

Radeon RX 6400

CORE STATE Navi 24

VRAM 4 GB

CLOCK SPEED 2321 MHz

TDP 53 W

BUS WIDTH 64 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_opencl

68,562

32,977

3dmark_3dmark_steel_nomad_dx12

N/A

176

geekbench_vulkan

N/A

38,040

passmark_directx_10

N/A

54

passmark_directx_11

N/A

70

passmark_directx_12

N/A

30

passmark_directx_9

N/A

93

passmark_g2d

N/A

722

passmark_g3d

N/A

7,673

passmark_gpu_compute

N/A

2,812

DETAILED SPECIFICATIONS

SPECIFICATION

Instinct MI25

RX 6400

Core Specs

Shading Units

4,096

768 -81.3%

Shaders

4,096

768 -81.3%

TMUs

256

48 -81.3%

ROPs

64

32 -50.0%

Compute Units

64

12 -81.3%

Clocks

Base Clock

1400 MHz

1923 MHz

Boost Clock

1500 MHz

2321 MHz

Game Clock

—

2039 MHz

Memory Clock

852 MHz 1704 Mbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

16 GB

4 GB

VRAM (MB)

16,384

4,096 -75.0%

Memory Type

HBM2

GDDR6

Memory Bus

2048 bit

64 bit

Bandwidth

436.2 GB/s

128.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

4 MB

1024 KB

L3 Cache

—

16 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

96.00 GPixel/s

74.27 GPixel/s

Texture Rate

384.0 GTexel/s

111.4 GTexel/s

FP32 (TFLOPS)

12.29 TFLOPS

3.565 TFLOPS

FP64 (TFLOPS)

768.0 GFLOPS (1:16)

222.8 GFLOPS (1:16)

FP16 (TFLOPS)

24.58 TFLOPS (2:1)

7.130 TFLOPS (2:1)

AI/RT

RT Cores

—

12

Power

TDP

300 W

53 W

TDP (W)

300

53 -82.3%

Suggested PSU

700 W

250 W

Power Connectors

2x 8-pin

None

Architecture

Architecture

GCN 5.0

RDNA 2.0

GPU Name

Vega 10

Navi 24

Generation

Radeon Instinct (MIx)

Navi II (RX 6000)

Process Size

14 nm

6 nm

Transistors

12,500 million

5,400 million

Die Size

495 mm²

107 mm²

Foundry

GlobalFoundries

TSMC

Density

25.3M / mm²

50.5M / mm²

API Support

DirectX

12 (12_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

2.2

Shader Model

6.7

6.8

Physical

Slot Width

Dual-slot

Single-slot

Length

267 mm 10.5 inches

—

Height

111 mm 4.4 inches

—

Outputs

No outputs

1x HDMI 2.11x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x4

Other

Launch Price

—

159 USD

Production

End-of-life

End-of-life

Predecessor

FirePro Data Center

Navi

Successor

—

Navi III

View Radeon Instinct MI25 Details View Radeon RX 6400 Details