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

GeForce 6800 GT

CORE STATE NV45

VRAM 256 MB

CLOCK SPEED —

TDP 67 W

BUS WIDTH 256 bit

ARCHITECTURE Curie

nm

PROCESS 130 nm

LAUNCH DATE 2004

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

6800 GT

Core Specs

Shading Units

1,792

—

Shaders

1,792

—

TMUs

112

16 -85.7%

ROPs

64

16 -75.0%

Compute Units

28

—

Clocks

Base Clock

2068 MHz

—

Boost Clock

2416 MHz

—

GPU Clock

—

350 MHz

Game Clock

2177 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

500 MHz 1000 Mbps effective

Memory

Memory Size

8 GB

256 MB

VRAM (MB)

8,192

256 -96.9%

Memory Type

GDDR6

GDDR3

Memory Bus

128 bit

256 bit

Bandwidth

224.0 GB/s

32.00 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

2 MB

—

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

154.6 GPixel/s

5.600 GPixel/s

Texture Rate

270.6 GTexel/s

5.600 GTexel/s

FP32 (TFLOPS)

8.659 TFLOPS

—

FP64 (TFLOPS)

541.2 GFLOPS (1:16)

—

FP16 (TFLOPS)

17.32 TFLOPS (2:1)

—

AI/RT

RT Cores

28

—

Power

TDP

100 W

67 W

TDP (W)

100

67 -33.0%

Suggested PSU

—

250 W

Power Connectors

None

1x 6-pin

Architecture

Architecture

RDNA 2.0

Curie

GPU Name

Navi 23

NV45

Generation

Navi Mobile (RX 6000M)

GeForce 6 PCIe (6800)

Process Size

7 nm

130 nm

Transistors

11,060 million

222 million

Die Size

237 mm²

287 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

773.5K / mm²

API Support

DirectX

12 Ultimate (12_2)

9.0c (9_3)

OpenGL

4.6

2.0 (full) 2.1 (partial)

Vulkan

1.4

—

OpenCL

2.1

—

Shader Model

6.8

3.0

Physical

Slot Width

IGP

Single-slot

Outputs

Portable Device Dependent

2x DVI1x S-Video

Bus Interface

PCIe 4.0 x8

PCIe 1.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

GeForce PCX

Successor

—

GeForce 7 PCIe

View Radeon RX 6600M Details View GeForce 6800 GT Details