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

NVIDIA

GEFORCE

GeForce 945M

CORE STATE GM107

VRAM 2 GB

CLOCK SPEED 1020 MHz

TDP 75 W

BUS WIDTH 128 bit

ARCHITECTURE Maxwell

nm

PROCESS 28 nm

LAUNCH DATE 2015

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,188

N/A

geekbench_metal

175,541

N/A

geekbench_opencl

24,559

8,099

geekbench_vulkan

130,531

N/A

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

945M

Core Specs

Shading Units

3,840

640 -83.3%

Shaders

3,840

640 -83.3%

TMUs

240

40 -83.3%

ROPs

96

16 -83.3%

Compute Units

60

—

Clocks

Base Clock

1700 MHz

928 MHz

Boost Clock

2105 MHz

1020 MHz

Game Clock

1815 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

900 MHz 1800 Mbps effective

Memory

Memory Size

16 GB

2 GB

VRAM (MB)

16,384

2,048 -87.5%

Memory Type

GDDR6

DDR3

Memory Bus

256 bit

128 bit

Bandwidth

512.0 GB/s

28.80 GB/s

Cache

L1 Cache

128 KB per Array

64 KB (per SMM)

L2 Cache

4 MB

2 MB

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

202.1 GPixel/s

16.32 GPixel/s

Texture Rate

505.2 GTexel/s

40.80 GTexel/s

FP32 (TFLOPS)

16.17 TFLOPS

1,305.6 GFLOPS

FP64 (TFLOPS)

1,010.4 GFLOPS (1:16)

40.80 GFLOPS (1:32)

FP16 (TFLOPS)

32.33 TFLOPS (2:1)

—

AI/RT

RT Cores

60

—

Power

TDP

250 W

75 W

TDP (W)

250

75 -70.0%

Suggested PSU

600 W

—

Power Connectors

2x 8-pin

None

Architecture

Architecture

RDNA 2.0

Maxwell

GPU Name

Navi 21

GM107

Generation

Navi II (RX 6000)

GeForce 900M

Process Size

7 nm

28 nm

Transistors

26,800 million

1,870 million

Die Size

520 mm²

148 mm²

Foundry

TSMC

TSMC

Density

51.5M / mm²

12.6M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

3.0

CUDA

—

5.0

Shader Model

6.8

6.7 (5.1)

Physical

Slot Width

Dual-slot

MXM Module

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

MXM-B (3.0)

Other

Launch Price

579 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

GeForce 800M

Successor

Navi III

GeForce 10 Mobile

View Radeon RX 6800 Details View GeForce 945M Details