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

PG506-242

CORE STATE GA100

VRAM 24 GB

CLOCK SPEED 1440 MHz

TDP 165 W

BUS WIDTH 3072 bit

ARCHITECTURE Ampere

nm

PROCESS 7 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

N/A

geekbench_vulkan

89,263

N/A

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

PG506-242

Core Specs

Shading Units

2,048

3,584 +75.0%

Shaders

2,048

3,584 +75.0%

TMUs

128

224 +75.0%

ROPs

64

96 +50.0%

Compute Units

32

—

SM Count

—

56

Clocks

Base Clock

1968 MHz

930 MHz

Boost Clock

2589 MHz

1440 MHz

Game Clock

2359 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1215 MHz 2.4 Gbps effective

Memory

Memory Size

8 GB

24 GB

VRAM (MB)

8,192

24,576 +200.0%

Memory Type

GDDR6

HBM2

Memory Bus

128 bit

3072 bit

Bandwidth

256.0 GB/s

933.1 GB/s

Cache

L1 Cache

128 KB per Array

192 KB (per SM)

L2 Cache

2 MB

24 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

165.7 GPixel/s

138.2 GPixel/s

Texture Rate

331.4 GTexel/s

322.6 GTexel/s

FP32 (TFLOPS)

10.60 TFLOPS

10.32 TFLOPS

FP64 (TFLOPS)

662.8 GFLOPS (1:16)

5.161 TFLOPS (1:2)

FP16 (TFLOPS)

21.21 TFLOPS (2:1)

10.32 TFLOPS (1:1)

AI/RT

RT Cores

32

—

Tensor Cores

—

224

Power

TDP

160 W

165 W

TDP (W)

160

165 +3.1%

Suggested PSU

450 W

450 W

Power Connectors

1x 8-pin

8-pin EPS

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 23

GA100

Generation

Navi II (RX 6000)

Server Ampere (Axx)

Process Size

7 nm

7 nm

Transistors

11,060 million

54,200 million

Die Size

237 mm²

826 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

65.6M / mm²

API Support

DirectX

12 Ultimate (12_2)

—

OpenGL

4.6

—

Vulkan

1.4

—

OpenCL

2.1

3.0

CUDA

—

8.0

Shader Model

6.8

—

Physical

Slot Width

Dual-slot

Dual-slot

Length

190 mm 7.5 inches

267 mm 10.5 inches

Height

110 mm 4.3 inches

112 mm 4.4 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

No outputs

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

379 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

Tesla Turing

Successor

Navi III

Server Ada

View Radeon RX 6600 XT Details View PG506-242 Details