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

A

AMD

RADEON

Radeon Vega Frontier Edition

CORE STATE Vega 10

VRAM 16 GB

CLOCK SPEED 1600 MHz

TDP 300 W

BUS WIDTH 2048 bit

ARCHITECTURE GCN 5.0

nm

PROCESS 14 nm

LAUNCH DATE 2017

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,804

N/A

geekbench_metal

108,608

71,967

geekbench_opencl

82,736

76,273

geekbench_vulkan

89,263

72,581

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

Vega Frontier Edition

Core Specs

Shading Units

2,048

4,096 +100.0%

Shaders

2,048

4,096 +100.0%

TMUs

128

256 +100.0%

ROPs

64

64 0.0%

Compute Units

32

64 +100.0%

Clocks

Base Clock

1968 MHz

1382 MHz

Boost Clock

2589 MHz

1600 MHz

Game Clock

2359 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

945 MHz 1890 Mbps effective

Memory

Memory Size

8 GB

16 GB

VRAM (MB)

8,192

16,384 +100.0%

Memory Type

GDDR6

HBM2

Memory Bus

128 bit

2048 bit

Bandwidth

256.0 GB/s

483.8 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per CU)

L2 Cache

2 MB

4 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

165.7 GPixel/s

102.4 GPixel/s

Texture Rate

331.4 GTexel/s

409.6 GTexel/s

FP32 (TFLOPS)

10.60 TFLOPS

13.11 TFLOPS

FP64 (TFLOPS)

662.8 GFLOPS (1:16)

819.2 GFLOPS (1:16)

FP16 (TFLOPS)

21.21 TFLOPS (2:1)

26.21 TFLOPS (2:1)

AI/RT

RT Cores

32

—

Power

TDP

160 W

300 W

TDP (W)

160

300 +87.5%

Suggested PSU

450 W

700 W

Power Connectors

1x 8-pin

2x 8-pin

Architecture

Architecture

RDNA 2.0

GCN 5.0

GPU Name

Navi 23

Vega 10

Generation

Navi II (RX 6000)

Radeon Pro Vega (Vega Series)

Process Size

7 nm

14 nm

Transistors

11,060 million

12,500 million

Die Size

237 mm²

495 mm²

Foundry

TSMC

GlobalFoundries

Density

46.7M / mm²

25.3M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.3

OpenCL

2.1

2.1

Shader Model

6.8

6.7

Physical

Slot Width

Dual-slot

Dual-slot

Length

190 mm 7.5 inches

267 mm 10.5 inches

Height

110 mm 4.3 inches

111 mm 4.4 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x HDMI 2.0b3x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 3.0 x16

Other

Launch Price

379 USD

999 USD

Production

End-of-life

End-of-life

Predecessor

Navi

Radeon Pro Polaris

Successor

Navi III

Radeon Pro Navi

View Radeon RX 6600 XT Details View Radeon Vega Frontier Edition Details