GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6800

CORE STATE Navi 21

VRAM 16 GB

CLOCK SPEED 2105 MHz

TDP 250 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

VS

NVIDIA

GEFORCE

CMP 90HX

CORE STATE GA102

VRAM 10 GB

CLOCK SPEED 1710 MHz

TDP 320 W

BUS WIDTH 320 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,188

N/A

geekbench_metal

175,541

N/A

geekbench_opencl

24,559

N/A

geekbench_vulkan

130,531

N/A

passmark_directx_10

128

N/A

passmark_directx_11

214

N/A

passmark_directx_12

89

N/A

passmark_directx_9

257

N/A

passmark_g2d

990

N/A

passmark_g3d

22,067

N/A

passmark_gpu_compute

10,864

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6800

CMP 90HX

Core Specs

Shading Units

3,840

6,400 +66.7%

Shaders

3,840

6,400 +66.7%

TMUs

240

200 -16.7%

ROPs

96

80 -16.7%

Compute Units

60

—

SM Count

—

50

Clocks

Base Clock

1700 MHz

1500 MHz

Boost Clock

2105 MHz

1710 MHz

Game Clock

1815 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1188 MHz 19 Gbps effective

Memory

Memory Size

16 GB

10 GB

VRAM (MB)

16,384

10,240 -37.5%

Memory Type

GDDR6

GDDR6X

Memory Bus

256 bit

320 bit

Bandwidth

512.0 GB/s

760.3 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

4 MB

5 MB

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

202.1 GPixel/s

136.8 GPixel/s

Texture Rate

505.2 GTexel/s

342.0 GTexel/s

FP32 (TFLOPS)

16.17 TFLOPS

21.89 TFLOPS

FP64 (TFLOPS)

1,010.4 GFLOPS (1:16)

342.0 GFLOPS (1:64)

FP16 (TFLOPS)

32.33 TFLOPS (2:1)

21.89 TFLOPS (1:1)

AI/RT

RT Cores

60

50 -16.7%

Tensor Cores

—

200

Power

TDP

250 W

320 W

TDP (W)

250

320 +28.0%

Suggested PSU

600 W

700 W

Power Connectors

2x 8-pin

2x 8-pin

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 21

GA102

Generation

Navi II (RX 6000)

Mining GPUs

Process Size

7 nm

8 nm

Transistors

26,800 million

28,300 million

Die Size

520 mm²

628 mm²

Foundry

TSMC

Samsung

Density

51.5M / mm²

45.1M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

3.0

CUDA

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

267 mm 10.5 inches

285 mm 11.2 inches

Height

120 mm 4.7 inches

112 mm 4.4 inches

Outputs

1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C

No outputs

Bus Interface

PCIe 4.0 x16

PCIe 1.0 x4

Other

Launch Price

579 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

View Radeon RX 6800 Details View CMP 90HX Details