GPU Comparison

A

AMD

RADEON

AMD Radeon R9 M290X

CORE STATE Neptune

VRAM 4 GB

CLOCK SPEED 900 MHz

TDP 100 W

BUS WIDTH 256 bit

ARCHITECTURE GCN 1.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

VS

A

AMD

RADEON

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

PERFORMANCE BENCHMARKS

geekbench_metal

28,243

113,421

geekbench_opencl

24,008

87,621

3dmark_3dmark_steel_nomad_dx12

N/A

2,238

geekbench_vulkan

N/A

96,572

passmark_directx_10

N/A

101

passmark_directx_11

N/A

127

passmark_directx_12

N/A

65

passmark_directx_9

N/A

147

passmark_g2d

N/A

538

passmark_g3d

N/A

13,261

passmark_gpu_compute

N/A

5,032

DETAILED SPECIFICATIONS

SPECIFICATION

R9 M290X

RX 6800M

Core Specs

Shading Units

1,280

2,560 +100.0%

Shaders

1,280

2,560 +100.0%

TMUs

80

160 +100.0%

ROPs

32

64 +100.0%

Compute Units

20

40 +100.0%

Clocks

Base Clock

850 MHz

2116 MHz

Boost Clock

900 MHz

2390 MHz

Game Clock

—

2300 MHz

Memory Clock

1200 MHz 4.8 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

4 GB

12 GB

VRAM (MB)

4,096

12,288 +200.0%

Memory Type

GDDR5

GDDR6

Memory Bus

256 bit

192 bit

Bandwidth

153.6 GB/s

384.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

512 KB

3 MB

L3 Cache

—

96 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

28.80 GPixel/s

153.0 GPixel/s

Texture Rate

72.00 GTexel/s

382.4 GTexel/s

FP32 (TFLOPS)

2.304 TFLOPS

12.24 TFLOPS

FP64 (TFLOPS)

144.0 GFLOPS (1:16)

764.8 GFLOPS (1:16)

FP16 (TFLOPS)

—

24.47 TFLOPS (2:1)

AI/RT

RT Cores

—

40

Power

TDP

100 W

145 W

TDP (W)

100

145 +45.0%

Power Connectors

None

None

Architecture

Architecture

GCN 1.0

RDNA 2.0

GPU Name

Neptune

Navi 22

Generation

Gem System (R9 M200)

Navi Mobile (RX 6000M)

Process Size

28 nm

7 nm

Transistors

2,800 million

17,200 million

Die Size

212 mm²

335 mm²

Foundry

TSMC

TSMC

Density

13.2M / mm²

51.3M / mm²

API Support

DirectX

12 (11_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

2.1

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

MXM Module

IGP

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

Solar System

Polaris Mobile

Successor

Polaris Mobile

—

View Radeon R9 M290X Details View Radeon RX 6800M Details