GPU Comparison

A

AMD

RADEON

AMD Radeon PRO W6400

CORE STATE Navi 24

VRAM 4 GB

CLOCK SPEED 2321 MHz

TDP 50 W

BUS WIDTH 64 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2022

VS

A

AMD

RADEON

Radeon RX 6900 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

PERFORMANCE BENCHMARKS

geekbench_opencl

34,511

167,057

3dmark_3dmark_steel_nomad_dx12

N/A

4,079

geekbench_metal

N/A

207,444

geekbench_vulkan

N/A

166,636

passmark_directx_10

N/A

167

passmark_directx_11

N/A

279

passmark_directx_12

N/A

113

passmark_directx_9

N/A

268

passmark_g2d

N/A

1,055

passmark_g3d

N/A

26,732

passmark_gpu_compute

N/A

14,547

DETAILED SPECIFICATIONS

SPECIFICATION

PRO W6400

RX 6900 XT

Core Specs

Shading Units

768

5,120 +566.7%

Shaders

768

5,120 +566.7%

TMUs

48

320 +566.7%

ROPs

32

128 +300.0%

Compute Units

12

80 +566.7%

Clocks

Base Clock

2039 MHz

1825 MHz

Boost Clock

2321 MHz

2250 MHz

Game Clock

—

2015 MHz

Memory Clock

2000 MHz 16 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

4 GB

16 GB

VRAM (MB)

4,096

16,384 +300.0%

Memory Type

GDDR6

GDDR6

Memory Bus

64 bit

256 bit

Bandwidth

128.0 GB/s

512.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB per Array

L2 Cache

1024 KB

4 MB

L3 Cache

8 MB

128 MB

L0 Cache

32 KB per WGP

32 KB per WGP

Performance

Pixel Rate

74.27 GPixel/s

288.0 GPixel/s

Texture Rate

111.4 GTexel/s

720.0 GTexel/s

FP32 (TFLOPS)

3.565 TFLOPS

23.04 TFLOPS

FP64 (TFLOPS)

222.8 GFLOPS (1:16)

1,440.0 GFLOPS (1:16)

FP16 (TFLOPS)

7.130 TFLOPS (2:1)

46.08 TFLOPS (2:1)

AI/RT

RT Cores

12

80 +566.7%

Power

TDP

50 W

300 W

TDP (W)

50

300 +500.0%

Suggested PSU

250 W

700 W

Power Connectors

None

2x 8-pin

Architecture

Architecture

RDNA 2.0

RDNA 2.0

GPU Name

Navi 24

Navi 21

Generation

Radeon Pro Navi (Navi II Series)

Navi II (RX 6000)

Process Size

6 nm

7 nm

Transistors

5,400 million

26,800 million

Die Size

107 mm²

520 mm²

Foundry

TSMC

TSMC

Density

50.5M / mm²

51.5M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.2

2.1

Shader Model

6.8

6.8

Physical

Slot Width

Single-slot

Triple-slot

Length

—

267 mm 10.5 inches

Height

—

120 mm 4.7 inches

Outputs

2x DisplayPort 1.4a

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

Bus Interface

PCIe 4.0 x4

PCIe 4.0 x16

Other

Launch Price

—

999 USD

Production

End-of-life

End-of-life

Predecessor

Radeon Pro Vega

Navi

Successor

—

Navi III

View Radeon PRO W6400 Details View Radeon RX 6900 XT Details