GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600M

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2416 MHz

TDP 100 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

A40 PCIe

CORE STATE GA102

VRAM 48 GB

CLOCK SPEED 1740 MHz

TDP 300 W

BUS WIDTH 384 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,495

N/A

geekbench_metal

94,242

N/A

geekbench_opencl

66,290

N/A

geekbench_vulkan

73,740

N/A

passmark_directx_10

87

N/A

passmark_directx_11

136

N/A

passmark_directx_12

52

N/A

passmark_directx_9

184

N/A

passmark_g2d

728

N/A

passmark_g3d

13,929

N/A

passmark_gpu_compute

5,646

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600M

A40 PCIe

Core Specs

Shading Units

1,792

10,752 +500.0%

Shaders

1,792

10,752 +500.0%

TMUs

112

336 +200.0%

ROPs

64

112 +75.0%

Compute Units

28

—

SM Count

—

84

Clocks

Base Clock

2068 MHz

1305 MHz

Boost Clock

2416 MHz

1740 MHz

Game Clock

2177 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1812 MHz 14.5 Gbps effective

Memory

Memory Size

8 GB

48 GB

VRAM (MB)

8,192

49,152 +500.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

384 bit

Bandwidth

224.0 GB/s

695.8 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

6 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

154.6 GPixel/s

194.9 GPixel/s

Texture Rate

270.6 GTexel/s

584.6 GTexel/s

FP32 (TFLOPS)

8.659 TFLOPS

37.42 TFLOPS

FP64 (TFLOPS)

541.2 GFLOPS (1:16)

584.6 GFLOPS (1:64)

FP16 (TFLOPS)

17.32 TFLOPS (2:1)

37.42 TFLOPS (1:1)

AI/RT

RT Cores

28

84 +200.0%

Tensor Cores

—

336

Power

TDP

100 W

300 W

TDP (W)

100

300 +200.0%

Suggested PSU

—

700 W

Power Connectors

None

8-pin EPS

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 23

GA102

Generation

Navi Mobile (RX 6000M)

Server Ampere (Axx)

Process Size

7 nm

8 nm

Transistors

11,060 million

28,300 million

Die Size

237 mm²

628 mm²

Foundry

TSMC

Samsung

Density

46.7M / mm²

45.1M / 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

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

111 mm 4.4 inches

Outputs

Portable Device Dependent

3x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

Tesla Turing

Successor

—

Server Ada

View Radeon RX 6600M Details View A40 PCIe Details