GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6800S

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2100 MHz

TDP 100 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2022

VS

NVIDIA

GEFORCE

RTX A4000

CORE STATE GA104

VRAM 16 GB

CLOCK SPEED 1560 MHz

TDP 140 W

BUS WIDTH 256 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,689

2,604

geekbench_metal

85,256

N/A

geekbench_opencl

73,202

121,988

geekbench_vulkan

80,181

111,712

passmark_directx_10

91

126

passmark_directx_11

139

158

passmark_directx_12

65

72

passmark_directx_9

200

240

passmark_g2d

732

1,024

passmark_g3d

15,908

19,459

passmark_gpu_compute

6,144

9,760

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6800S

RTX A4000

Core Specs

Shading Units

2,048

6,144 +200.0%

Shaders

2,048

6,144 +200.0%

TMUs

128

192 +50.0%

ROPs

64

96 +50.0%

Compute Units

32

—

SM Count

—

48

Clocks

Base Clock

1800 MHz

735 MHz

Boost Clock

2100 MHz

1560 MHz

Game Clock

1975 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

8 GB

16 GB

VRAM (MB)

8,192

16,384 +100.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

256 bit

Bandwidth

256.0 GB/s

448.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

4 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

134.4 GPixel/s

149.8 GPixel/s

Texture Rate

268.8 GTexel/s

299.5 GTexel/s

FP32 (TFLOPS)

8.602 TFLOPS

19.17 TFLOPS

FP64 (TFLOPS)

537.6 GFLOPS (1:16)

299.5 GFLOPS (1:64)

FP16 (TFLOPS)

17.20 TFLOPS (2:1)

19.17 TFLOPS (1:1)

AI/RT

RT Cores

32

48 +50.0%

Tensor Cores

—

192

Power

TDP

100 W

140 W

TDP (W)

100

140 +40.0%

Suggested PSU

—

300 W

Power Connectors

None

1x 6-pin

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 23

GA104

Generation

Navi Mobile (RX 6000M)

Workstation Ampere (Ax000)

Process Size

7 nm

8 nm

Transistors

11,060 million

17,400 million

Die Size

237 mm²

392 mm²

Foundry

TSMC

Samsung

Density

46.7M / mm²

44.4M / 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

IGP

Single-slot

Length

—

241 mm 9.5 inches

Height

—

112 mm 4.4 inches

Outputs

Portable Device Dependent

4x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

Quadro Turing

Successor

—

Workstation Ada

View Radeon RX 6800S Details View RTX A4000 Details