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 6800M

CORE STATE Navi 22

VRAM 12 GB

CLOCK SPEED 2390 MHz

TDP 145 W

BUS WIDTH 192 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

68,562

87,621

3dmark_3dmark_steel_nomad_dx12

N/A

2,238

geekbench_metal

N/A

113,421

geekbench_vulkan

N/A

96,572

passmark_directx_10

N/A

101

passmark_directx_11

N/A

127

passmark_directx_12

N/A

65

passmark_directx_9

N/A

147

passmark_g2d

N/A

538

passmark_g3d

N/A

13,261

passmark_gpu_compute

N/A

5,032

DETAILED SPECIFICATIONS

SPECIFICATION

Instinct MI25

RX 6800M

Core Specs

Shading Units

4,096

2,560 -37.5%

Shaders

4,096

2,560 -37.5%

TMUs

256

160 -37.5%

ROPs

64

64 0.0%

Compute Units

64

40 -37.5%

Clocks

Base Clock

1400 MHz

2116 MHz

Boost Clock

1500 MHz

2390 MHz

Game Clock

—

2300 MHz

Memory Clock

852 MHz 1704 Mbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

16 GB

12 GB

VRAM (MB)

16,384

12,288 -25.0%

Memory Type

HBM2

GDDR6

Memory Bus

2048 bit

192 bit

Bandwidth

436.2 GB/s

384.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

4 MB

3 MB

L3 Cache

—

96 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

96.00 GPixel/s

153.0 GPixel/s

Texture Rate

384.0 GTexel/s

382.4 GTexel/s

FP32 (TFLOPS)

12.29 TFLOPS

12.24 TFLOPS

FP64 (TFLOPS)

768.0 GFLOPS (1:16)

764.8 GFLOPS (1:16)

FP16 (TFLOPS)

24.58 TFLOPS (2:1)

24.47 TFLOPS (2:1)

AI/RT

RT Cores

—

40

Power

TDP

300 W

145 W

TDP (W)

300

145 -51.7%

Suggested PSU

700 W

—

Power Connectors

2x 8-pin

None

Architecture

Architecture

GCN 5.0

RDNA 2.0

GPU Name

Vega 10

Navi 22

Generation

Radeon Instinct (MIx)

Navi Mobile (RX 6000M)

Process Size

14 nm

7 nm

Transistors

12,500 million

17,200 million

Die Size

495 mm²

335 mm²

Foundry

GlobalFoundries

TSMC

Density

25.3M / mm²

51.3M / mm²

API Support

DirectX

12 (12_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

2.1

Shader Model

6.7

6.8

Physical

Slot Width

Dual-slot

IGP

Length

267 mm 10.5 inches

—

Height

111 mm 4.4 inches

—

Outputs

No outputs

Portable Device Dependent

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

FirePro Data Center

Polaris Mobile

View Radeon Instinct MI25 Details View Radeon RX 6800M Details