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

GeForce RTX 5080

CORE STATE GB203

VRAM 16 GB

CLOCK SPEED 2617 MHz

TDP 360 W

BUS WIDTH 256 bit

ARCHITECTURE Blackwell 2.0

nm

PROCESS 5 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

geekbench_opencl

72,784

264,461

geekbench_vulkan

76,001

257,942

3dmark_3dmark_steel_nomad_dx12

N/A

8,637

passmark_directx_10

N/A

208

passmark_directx_11

N/A

324

passmark_directx_12

N/A

151

passmark_directx_9

N/A

389

passmark_g2d

N/A

1,415

passmark_g3d

N/A

36,565

passmark_gpu_compute

N/A

21,789

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 LE

RTX 5080

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

1626 MHz

2295 MHz

Boost Clock

2495 MHz

2617 MHz

Game Clock

2045 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1875 MHz 30 Gbps effective

Memory

Memory Size

8 GB

16 GB

VRAM (MB)

8,192

16,384 +100.0%

Memory Type

GDDR6

GDDR7

Memory Bus

128 bit

256 bit

Bandwidth

224.0 GB/s

960.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

64 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

159.7 GPixel/s

293.1 GPixel/s

Texture Rate

279.4 GTexel/s

879.3 GTexel/s

FP32 (TFLOPS)

8.942 TFLOPS

56.28 TFLOPS

FP64 (TFLOPS)

558.9 GFLOPS (1:16)

879.3 GFLOPS (1:64)

FP16 (TFLOPS)

17.88 TFLOPS (2:1)

56.28 TFLOPS (1:1)

AI/RT

RT Cores

28

84 +200.0%

Tensor Cores

—

336

Power

TDP

132 W

360 W

TDP (W)

132

360 +172.7%

Suggested PSU

300 W

750 W

Power Connectors

1x 8-pin

1x 16-pin

Architecture

Architecture

RDNA 2.0

Blackwell 2.0

GPU Name

Navi 23

GB203

Generation

Navi II (RX 6000)

GeForce 50

Process Size

7 nm

5 nm

Transistors

11,060 million

45,600 million

Die Size

237 mm²

378 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

120.6M / 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

—

12.0

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

190 mm 7.5 inches

304 mm 12 inches

Height

110 mm 4.3 inches

137 mm 5.4 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x HDMI 2.1b3x DisplayPort 2.1b

Bus Interface

PCIe 4.0 x8

PCIe 5.0 x16

Other

Launch Price

—

999 USD

Production

Active

Active

Predecessor

Navi

GeForce 40

Successor

Navi III

—

View Radeon RX 6600 LE Details View GeForce RTX 5080 Details