GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600 LE

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2495 MHz

TDP 132 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2023

VS

A

AMD

RADEON

Radeon RX 7800 XT

CORE STATE Navi 32

VRAM 16 GB

CLOCK SPEED 2430 MHz

TDP 263 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

geekbench_opencl

72,784

139,381

geekbench_vulkan

76,001

143,060

3dmark_3dmark_steel_nomad_dx12

N/A

4,157

passmark_directx_10

N/A

121

passmark_directx_11

N/A

249

passmark_directx_12

N/A

93

passmark_directx_9

N/A

304

passmark_g2d

N/A

1,177

passmark_g3d

N/A

24,176

passmark_gpu_compute

N/A

13,473

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 LE

RX 7800 XT

Core Specs

Shading Units

1,792

3,840 +114.3%

Shaders

1,792

3,840 +114.3%

TMUs

112

240 +114.3%

ROPs

64

96 +50.0%

Compute Units

28

60 +114.3%

Clocks

Base Clock

1626 MHz

1295 MHz

Boost Clock

2495 MHz

2430 MHz

Game Clock

2045 MHz

2124 MHz

Memory Clock

1750 MHz 14 Gbps effective

2438 MHz 19.5 Gbps effective

Memory

Memory Size

8 GB

16 GB

VRAM (MB)

8,192

16,384 +100.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

256 bit

Bandwidth

224.0 GB/s

624.1 GB/s

Cache

L1 Cache

128 KB per Array

128 KB per Array

L2 Cache

2 MB

4 MB

L3 Cache

32 MB

64 MB

L0 Cache

32 KB per WGP

32 KB per WGP

Performance

Pixel Rate

159.7 GPixel/s

233.3 GPixel/s

Texture Rate

279.4 GTexel/s

583.2 GTexel/s

FP32 (TFLOPS)

8.942 TFLOPS

37.32 TFLOPS

FP64 (TFLOPS)

558.9 GFLOPS (1:16)

1,166.4 GFLOPS (1:32)

FP16 (TFLOPS)

17.88 TFLOPS (2:1)

74.65 TFLOPS (2:1)

AI/RT

RT Cores

28

60 +114.3%

Matrix Cores

—

120

Power

TDP

132 W

263 W

TDP (W)

132

263 +99.2%

Suggested PSU

300 W

600 W

Power Connectors

1x 8-pin

2x 8-pin

Architecture

Architecture

RDNA 2.0

RDNA 3.0

GPU Name

Navi 23

Navi 32

Codename

—

Wheat Nas

Generation

Navi II (RX 6000)

Navi III (RX 7000)

Process Size

7 nm

5 nm

Transistors

11,060 million

28,100 million

Die Size

237 mm²

346 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

81.2M / 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

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 2.1a3x DisplayPort 2.1

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

—

499 USD

Production

Active

Active

Predecessor

Navi

Navi II

Successor

Navi III

Navi IV

View Radeon RX 6600 LE Details View Radeon RX 7800 XT Details