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

GB10

CORE STATE GB20B

VRAM 128 GB

CLOCK SPEED 2418 MHz

TDP 140 W

BUS WIDTH 256 bit

ARCHITECTURE Blackwell 2.0

nm

PROCESS 5 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

geekbench_opencl

72,784

N/A

geekbench_vulkan

76,001

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 LE

GB10

Core Specs

Shading Units

1,792

6,144 +242.9%

Shaders

1,792

6,144 +242.9%

TMUs

112

384 +242.9%

ROPs

64

48 -25.0%

Compute Units

28

—

SM Count

—

48

Clocks

Base Clock

1626 MHz

1665 MHz

Boost Clock

2495 MHz

2418 MHz

Game Clock

2045 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1067 MHz 8.5 Gbps effective

Memory

Memory Size

8 GB

128 GB

VRAM (MB)

8,192

131,072 +1500.0%

Memory Type

GDDR6

LPDDR5X

Memory Bus

128 bit

256 bit

Bandwidth

224.0 GB/s

273.2 GB/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

116.1 GPixel/s

Texture Rate

279.4 GTexel/s

928.5 GTexel/s

FP32 (TFLOPS)

8.942 TFLOPS

29.71 TFLOPS

FP64 (TFLOPS)

558.9 GFLOPS (1:16)

464.3 GFLOPS (1:64)

FP16 (TFLOPS)

17.88 TFLOPS (2:1)

29.71 TFLOPS (1:1)

AI/RT

RT Cores

28

48 +71.4%

Tensor Cores

—

384

Power

TDP

132 W

140 W

TDP (W)

132

140 +6.1%

Suggested PSU

300 W

300 W

Power Connectors

1x 8-pin

None

Architecture

Architecture

RDNA 2.0

Blackwell 2.0

GPU Name

Navi 23

GB20B

Generation

Navi II (RX 6000)

Server Blackwell (Bxx)

Process Size

7 nm

5 nm

Transistors

11,060 million

—

Die Size

237 mm²

—

Foundry

TSMC

TSMC

Density

46.7M / mm²

—

API Support

DirectX

12 Ultimate (12_2)

—

OpenGL

4.6

—

Vulkan

1.4

—

OpenCL

2.1

3.0

CUDA

—

12.1

Shader Model

6.8

—

Physical

Slot Width

Dual-slot

IGP

Length

190 mm 7.5 inches

150 mm 5.9 inches

Height

110 mm 4.3 inches

51 mm 2 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x HDMI

Bus Interface

PCIe 4.0 x8

PCIe 5.0 x16

Other

Launch Price

—

3,999 USD

Production

Active

Active

Predecessor

Navi

Server Hopper

Successor

Navi III

Server Rubin

View Radeon RX 6600 LE Details View GB10 Details