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

NVIDIA

GEFORCE

H100 CNX

CORE STATE GH100

VRAM 80 GB

CLOCK SPEED 1845 MHz

TDP 350 W

BUS WIDTH 5120 bit

ARCHITECTURE Hopper

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

geekbench_opencl

72,784

N/A

geekbench_vulkan

76,001

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 LE

H100 CNX

Core Specs

Shading Units

1,792

14,592 +714.3%

Shaders

1,792

14,592 +714.3%

TMUs

112

456 +307.1%

ROPs

64

24 -62.5%

Compute Units

28

—

SM Count

—

114

Clocks

Base Clock

1626 MHz

690 MHz

Boost Clock

2495 MHz

1845 MHz

Game Clock

2045 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1593 MHz 3.2 Gbps effective

Memory

Memory Size

8 GB

80 GB

VRAM (MB)

8,192

81,920 +900.0%

Memory Type

GDDR6

HBM2e

Memory Bus

128 bit

5120 bit

Bandwidth

224.0 GB/s

2.04 TB/s

Cache

L1 Cache

128 KB per Array

256 KB (per SM)

L2 Cache

2 MB

50 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

159.7 GPixel/s

44.28 GPixel/s

Texture Rate

279.4 GTexel/s

841.3 GTexel/s

FP32 (TFLOPS)

8.942 TFLOPS

53.84 TFLOPS

FP64 (TFLOPS)

558.9 GFLOPS (1:16)

26.92 TFLOPS (1:2)

FP16 (TFLOPS)

17.88 TFLOPS (2:1)

215.4 TFLOPS (4:1)

AI/RT

RT Cores

28

—

Tensor Cores

—

456

Power

TDP

132 W

350 W

TDP (W)

132

350 +165.2%

Suggested PSU

300 W

750 W

Power Connectors

1x 8-pin

8-pin EPS

Architecture

Architecture

RDNA 2.0

Hopper

GPU Name

Navi 23

GH100

Generation

Navi II (RX 6000)

Server Hopper (Hxx)

Process Size

7 nm

5 nm

Transistors

11,060 million

80,000 million

Die Size

237 mm²

814 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

98.3M / mm²

API Support

DirectX

12 Ultimate (12_2)

—

OpenGL

4.6

—

Vulkan

1.4

—

OpenCL

2.1

3.0

CUDA

—

9.0

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

111 mm 4.4 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

No outputs

Bus Interface

PCIe 4.0 x8

PCIe 5.0 x16

Other

Production

Active

Active

Predecessor

Navi

Server Ada

Successor

Navi III

Server Blackwell

View Radeon RX 6600 LE Details View H100 CNX Details