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

A

AMD

RADEON

Radeon RX Vega M GL

CORE STATE Polaris 22

VRAM 4 GB

CLOCK SPEED 1011 MHz

TDP 65 W

BUS WIDTH 1024 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2018

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,188

N/A

geekbench_metal

175,541

N/A

geekbench_opencl

24,559

19,549

geekbench_vulkan

130,531

22,757

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

RX Vega M GL

Core Specs

Shading Units

3,840

1,280 -66.7%

Shaders

3,840

1,280 -66.7%

TMUs

240

80 -66.7%

ROPs

96

32 -66.7%

Compute Units

60

20 -66.7%

Clocks

Base Clock

1700 MHz

931 MHz

Boost Clock

2105 MHz

1011 MHz

Game Clock

1815 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

700 MHz 1400 Mbps effective

Memory

Memory Size

16 GB

4 GB

VRAM (MB)

16,384

4,096 -75.0%

Memory Type

GDDR6

HBM2

Memory Bus

256 bit

1024 bit

Bandwidth

512.0 GB/s

179.2 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per CU)

L2 Cache

4 MB

1024 KB

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

202.1 GPixel/s

32.35 GPixel/s

Texture Rate

505.2 GTexel/s

80.88 GTexel/s

FP32 (TFLOPS)

16.17 TFLOPS

2.588 TFLOPS

FP64 (TFLOPS)

1,010.4 GFLOPS (1:16)

161.8 GFLOPS (1:16)

FP16 (TFLOPS)

32.33 TFLOPS (2:1)

2.588 TFLOPS (1:1)

AI/RT

RT Cores

60

—

Power

TDP

250 W

65 W

TDP (W)

250

65 -74.0%

Suggested PSU

600 W

—

Power Connectors

2x 8-pin

—

Architecture

Architecture

RDNA 2.0

GCN 4.0

GPU Name

Navi 21

Polaris 22

Generation

Navi II (RX 6000)

Vega (Vega M)

Process Size

7 nm

14 nm

Transistors

26,800 million

5,000 million

Die Size

520 mm²

208 mm²

Foundry

TSMC

GlobalFoundries

Density

51.5M / mm²

24.0M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.3

OpenCL

2.1

2.1

Shader Model

6.8

6.7

Physical

Slot Width

Dual-slot

IGP

Length

267 mm 10.5 inches

—

Height

120 mm 4.7 inches

—

Outputs

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

Portable Device Dependent

Bus Interface

PCIe 4.0 x16

IGP

Other

Launch Price

579 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

View Radeon RX 6800 Details View Radeon RX Vega M GL Details