GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600 XT

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2589 MHz

TDP 160 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

RTX 4000 Ada Generation

CORE STATE AD104

VRAM 20 GB

CLOCK SPEED 2175 MHz

TDP 130 W

BUS WIDTH 160 bit

ARCHITECTURE Ada Lovelace

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,804

N/A

geekbench_metal

108,608

N/A

geekbench_opencl

82,736

146,593

geekbench_vulkan

89,263

123,842

passmark_directx_10

109

N/A

passmark_directx_11

163

N/A

passmark_directx_12

61

N/A

passmark_directx_9

194

N/A

passmark_g2d

912

N/A

passmark_g3d

16,461

N/A

passmark_gpu_compute

7,520

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 XT

RTX 4000 Ada Generation

Core Specs

Shading Units

2,048

6,144 +200.0%

Shaders

2,048

6,144 +200.0%

TMUs

128

192 +50.0%

ROPs

64

64 0.0%

Compute Units

32

—

SM Count

—

48

Clocks

Base Clock

1968 MHz

1500 MHz

Boost Clock

2589 MHz

2175 MHz

Game Clock

2359 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

2250 MHz 18 Gbps effective

Memory

Memory Size

8 GB

20 GB

VRAM (MB)

8,192

20,480 +150.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

160 bit

Bandwidth

256.0 GB/s

360.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

48 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

165.7 GPixel/s

139.2 GPixel/s

Texture Rate

331.4 GTexel/s

417.6 GTexel/s

FP32 (TFLOPS)

10.60 TFLOPS

26.73 TFLOPS

FP64 (TFLOPS)

662.8 GFLOPS (1:16)

417.6 GFLOPS (1:64)

FP16 (TFLOPS)

21.21 TFLOPS (2:1)

26.73 TFLOPS (1:1)

AI/RT

RT Cores

32

48 +50.0%

Tensor Cores

—

192

Power

TDP

160 W

130 W

TDP (W)

160

130 -18.8%

Suggested PSU

450 W

300 W

Power Connectors

1x 8-pin

1x 16-pin

Architecture

Architecture

RDNA 2.0

Ada Lovelace

GPU Name

Navi 23

AD104

Generation

Navi II (RX 6000)

Workstation Ada (x000A)

Process Size

7 nm

5 nm

Transistors

11,060 million

35,800 million

Die Size

237 mm²

294 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

121.8M / 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

—

8.9

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Single-slot

Length

190 mm 7.5 inches

245 mm 9.6 inches

Height

110 mm 4.3 inches

112 mm 4.4 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

4x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

379 USD

—

Production

End-of-life

Active

Predecessor

Navi

Workstation Ampere

Successor

Navi III

Blackwell PRO W

View Radeon RX 6600 XT Details View RTX 4000 Ada Generation Details