GPU Comparison

A

AMD

RADEON

AMD 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

VS

A

AMD

RADEON

Radeon RX Vega 64

CORE STATE Vega 10

VRAM 8 GB

CLOCK SPEED 1546 MHz

TDP 295 W

BUS WIDTH 2048 bit

ARCHITECTURE GCN 5.0

nm

PROCESS 14 nm

LAUNCH DATE 2017

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

2,238

1,669

geekbench_metal

113,421

78,088

geekbench_opencl

87,621

N/A

geekbench_vulkan

96,572

N/A

passmark_directx_10

101

N/A

passmark_directx_11

127

N/A

passmark_directx_12

65

N/A

passmark_directx_9

147

N/A

passmark_g2d

538

N/A

passmark_g3d

13,261

N/A

passmark_gpu_compute

5,032

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6800M

RX Vega 64

Core Specs

Shading Units

2,560

4,096 +60.0%

Shaders

2,560

4,096 +60.0%

TMUs

160

256 +60.0%

ROPs

64

64 0.0%

Compute Units

40

64 +60.0%

Clocks

Base Clock

2116 MHz

1247 MHz

Boost Clock

2390 MHz

1546 MHz

Game Clock

2300 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

945 MHz 1890 Mbps effective

Memory

Memory Size

12 GB

8 GB

VRAM (MB)

12,288

8,192 -33.3%

Memory Type

GDDR6

HBM2

Memory Bus

192 bit

2048 bit

Bandwidth

384.0 GB/s

483.8 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per CU)

L2 Cache

3 MB

4 MB

L3 Cache

96 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

153.0 GPixel/s

98.94 GPixel/s

Texture Rate

382.4 GTexel/s

395.8 GTexel/s

FP32 (TFLOPS)

12.24 TFLOPS

12.66 TFLOPS

FP64 (TFLOPS)

764.8 GFLOPS (1:16)

791.6 GFLOPS (1:16)

FP16 (TFLOPS)

24.47 TFLOPS (2:1)

25.33 TFLOPS (2:1)

AI/RT

RT Cores

40

—

Power

TDP

145 W

295 W

TDP (W)

145

295 +103.4%

Suggested PSU

—

600 W

Power Connectors

None

2x 8-pin

Architecture

Architecture

RDNA 2.0

GCN 5.0

GPU Name

Navi 22

Vega 10

Generation

Navi Mobile (RX 6000M)

Vega (RX Vega)

Process Size

7 nm

14 nm

Transistors

17,200 million

12,500 million

Die Size

335 mm²

495 mm²

Foundry

TSMC

GlobalFoundries

Density

51.3M / mm²

25.3M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.3

OpenCL

2.1

2.1

Shader Model

6.8

6.7

Physical

Slot Width

IGP

Dual-slot

Length

—

280 mm 11 inches

Height

—

111 mm 4.4 inches

Outputs

Portable Device Dependent

1x HDMI 2.0b3x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x16

PCIe 3.0 x16

Other

Launch Price

—

499 USD

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

Polaris

Successor

—

Navi

View Radeon RX 6800M Details View Radeon RX Vega 64 Details