GPU Comparison

A

AMD

RADEON

AMD Radeon Pro Vega 20

CORE STATE Vega 12

VRAM 4 GB

CLOCK SPEED 1283 MHz

TDP 100 W

BUS WIDTH 1024 bit

ARCHITECTURE GCN 5.0

nm

PROCESS 14 nm

LAUNCH DATE 2018

VS

A

AMD

RADEON

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

PERFORMANCE BENCHMARKS

geekbench_metal

34,262

175,541

geekbench_opencl

26,679

24,559

geekbench_vulkan

26,765

130,531

3dmark_3dmark_steel_nomad_dx12

N/A

3,188

passmark_directx_10

N/A

128

passmark_directx_11

N/A

214

passmark_directx_12

N/A

89

passmark_directx_9

N/A

257

passmark_g2d

N/A

990

passmark_g3d

N/A

22,067

passmark_gpu_compute

N/A

10,864

DETAILED SPECIFICATIONS

SPECIFICATION

Pro Vega 20

RX 6800

Core Specs

Shading Units

1,280

3,840 +200.0%

Shaders

1,280

3,840 +200.0%

TMUs

80

240 +200.0%

ROPs

32

96 +200.0%

Compute Units

20

60 +200.0%

Clocks

Base Clock

815 MHz

1700 MHz

Boost Clock

1283 MHz

2105 MHz

Game Clock

—

1815 MHz

Memory Clock

740 MHz 1480 Mbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

4 GB

16 GB

VRAM (MB)

4,096

16,384 +300.0%

Memory Type

HBM2

GDDR6

Memory Bus

1024 bit

256 bit

Bandwidth

189.4 GB/s

512.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

1024 KB

4 MB

L3 Cache

—

128 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

41.06 GPixel/s

202.1 GPixel/s

Texture Rate

102.6 GTexel/s

505.2 GTexel/s

FP32 (TFLOPS)

3.284 TFLOPS

16.17 TFLOPS

FP64 (TFLOPS)

205.3 GFLOPS (1:16)

1,010.4 GFLOPS (1:16)

FP16 (TFLOPS)

6.569 TFLOPS (2:1)

32.33 TFLOPS (2:1)

AI/RT

RT Cores

—

60

Power

TDP

100 W

250 W

TDP (W)

100

250 +150.0%

Suggested PSU

—

600 W

Power Connectors

—

2x 8-pin

Architecture

Architecture

GCN 5.0

RDNA 2.0

GPU Name

Vega 12

Navi 21

Generation

Radeon Pro Mac (Vega Series)

Navi II (RX 6000)

Process Size

14 nm

7 nm

Transistors

—

26,800 million

Die Size

—

520 mm²

Foundry

GlobalFoundries

TSMC

Density

—

51.5M / mm²

API Support

DirectX

12 (12_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

2.1

Shader Model

6.0

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

120 mm 4.7 inches

Outputs

Portable Device Dependent

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

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

—

579 USD

Production

End-of-life

End-of-life

Predecessor

—

Navi

Successor

—

Navi III

View Radeon Pro Vega 20 Details View Radeon RX 6800 Details