GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6800 XT

CORE STATE Navi 21

VRAM 16 GB

CLOCK SPEED 2250 MHz

TDP 300 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

VS

A

AMD

RADEON

Radeon RX 7650 GRE

CORE STATE Navi 33

VRAM 8 GB

CLOCK SPEED 2695 MHz

TDP 165 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 6 nm

LAUNCH DATE —

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,689

2,336

geekbench_metal

199,366

N/A

geekbench_opencl

154,506

83,109

geekbench_vulkan

152,200

N/A

passmark_directx_10

155

N/A

passmark_directx_11

264

N/A

passmark_directx_12

100

N/A

passmark_directx_9

265

N/A

passmark_g2d

1,030

N/A

passmark_g3d

24,980

N/A

passmark_gpu_compute

13,245

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6800 XT

RX 7650 GRE

Core Specs

Shading Units

4,608

2,048 -55.6%

Shaders

4,608

2,048 -55.6%

TMUs

288

128 -55.6%

ROPs

128

64 -50.0%

Compute Units

72

32 -55.6%

Clocks

Base Clock

1825 MHz

1720 MHz

Boost Clock

2250 MHz

2695 MHz

Game Clock

2015 MHz

2350 MHz

Memory Clock

2000 MHz 16 Gbps effective

2250 MHz 18 Gbps effective

Memory

Memory Size

16 GB

8 GB

VRAM (MB)

16,384

8,192 -50.0%

Memory Type

GDDR6

GDDR6

Memory Bus

256 bit

128 bit

Bandwidth

512.0 GB/s

288.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB per Array

L2 Cache

4 MB

2 MB

L3 Cache

128 MB

32 MB

L0 Cache

32 KB per WGP

32 KB per WGP

Performance

Pixel Rate

288.0 GPixel/s

172.5 GPixel/s

Texture Rate

648.0 GTexel/s

345.0 GTexel/s

FP32 (TFLOPS)

20.74 TFLOPS

22.08 TFLOPS

FP64 (TFLOPS)

1,296.0 GFLOPS (1:16)

689.9 GFLOPS (1:32)

FP16 (TFLOPS)

41.47 TFLOPS (2:1)

44.15 TFLOPS (2:1)

AI/RT

RT Cores

72

32 -55.6%

Matrix Cores

—

64

Power

TDP

300 W

165 W

TDP (W)

300

165 -45.0%

Suggested PSU

700 W

450 W

Power Connectors

2x 8-pin

1x 8-pin

Architecture

Architecture

RDNA 2.0

RDNA 3.0

GPU Name

Navi 21

Navi 33

Codename

—

Hotpink Bonefish

Generation

Navi II (RX 6000)

Navi III (RX 7000)

Process Size

7 nm

6 nm

Transistors

26,800 million

13,300 million

Die Size

520 mm²

204 mm²

Foundry

TSMC

TSMC

Density

51.5M / mm²

65.2M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

2.2

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

267 mm 10.5 inches

204 mm 8 inches

Height

120 mm 4.7 inches

115 mm 4.5 inches

Outputs

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

1x HDMI 2.1a3x DisplayPort 2.1

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x8

Other

Launch Price

649 USD

279 USD

Production

End-of-life

Active

Predecessor

Navi

Navi II

Successor

Navi III

Navi IV

View Radeon RX 6800 XT Details View Radeon RX 7650 GRE Details