GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600 XT

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2589 MHz

TDP 160 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

CMP 40HX

CORE STATE TU106

VRAM 8 GB

CLOCK SPEED 1650 MHz

TDP 185 W

BUS WIDTH 256 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,804

N/A

geekbench_metal

108,608

N/A

geekbench_opencl

82,736

93,395

geekbench_vulkan

89,263

77,879

passmark_directx_10

109

N/A

passmark_directx_11

163

N/A

passmark_directx_12

61

N/A

passmark_directx_9

194

N/A

passmark_g2d

912

N/A

passmark_g3d

16,461

N/A

passmark_gpu_compute

7,520

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 XT

CMP 40HX

Core Specs

Shading Units

2,048

2,304 +12.5%

Shaders

2,048

2,304 +12.5%

TMUs

128

144 +12.5%

ROPs

64

64 0.0%

Compute Units

32

—

SM Count

—

36

Clocks

Base Clock

1968 MHz

1470 MHz

Boost Clock

2589 MHz

1650 MHz

Game Clock

2359 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

8 GB

8 GB

VRAM (MB)

8,192

8,192 0.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

256 bit

Bandwidth

256.0 GB/s

448.0 GB/s

Cache

L1 Cache

128 KB per Array

64 KB (per SM)

L2 Cache

2 MB

4 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

165.7 GPixel/s

105.6 GPixel/s

Texture Rate

331.4 GTexel/s

237.6 GTexel/s

FP32 (TFLOPS)

10.60 TFLOPS

7.603 TFLOPS

FP64 (TFLOPS)

662.8 GFLOPS (1:16)

237.6 GFLOPS (1:32)

FP16 (TFLOPS)

21.21 TFLOPS (2:1)

15.21 TFLOPS (2:1)

AI/RT

RT Cores

32

36 +12.5%

Tensor Cores

—

288

Power

TDP

160 W

185 W

TDP (W)

160

185 +15.6%

Suggested PSU

450 W

450 W

Power Connectors

1x 8-pin

1x 8-pin

Architecture

Architecture

RDNA 2.0

Turing

GPU Name

Navi 23

TU106

Generation

Navi II (RX 6000)

Mining GPUs

Process Size

7 nm

12 nm

Transistors

11,060 million

10,800 million

Die Size

237 mm²

445 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

24.3M / 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

3.0

CUDA

—

7.5

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

190 mm 7.5 inches

229 mm 9 inches

Height

110 mm 4.3 inches

111 mm 4.4 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

No outputs

Bus Interface

PCIe 4.0 x8

PCIe 1.0 x4

Other

Launch Price

379 USD

699 USD

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

View Radeon RX 6600 XT Details View CMP 40HX Details