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

NVS 300

CORE STATE GT218S

VRAM 512 MB

CLOCK SPEED —

TDP 18 W

BUS WIDTH 64 bit

ARCHITECTURE Tesla 2.0

nm

PROCESS 40 nm

LAUNCH DATE 2011

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,804

N/A

geekbench_metal

108,608

N/A

geekbench_opencl

82,736

N/A

geekbench_vulkan

89,263

N/A

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

NVS 300

Core Specs

Shading Units

2,048

16 -99.2%

Shaders

2,048

16 -99.2%

TMUs

128

8 -93.8%

ROPs

64

4 -93.8%

Compute Units

32

—

SM Count

—

2

Clocks

Base Clock

1968 MHz

—

Boost Clock

2589 MHz

—

GPU Clock

—

520 MHz

Game Clock

2359 MHz

—

Shader Clock

—

1230 MHz

Memory Clock

2000 MHz 16 Gbps effective

790 MHz 1580 Mbps effective

Memory

Memory Size

8 GB

512 MB

VRAM (MB)

8,192

512 -93.8%

Memory Type

GDDR6

DDR3

Memory Bus

128 bit

64 bit

Bandwidth

256.0 GB/s

12.64 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

2 MB

32 KB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

165.7 GPixel/s

2.080 GPixel/s

Texture Rate

331.4 GTexel/s

4.160 GTexel/s

FP32 (TFLOPS)

10.60 TFLOPS

39.36 GFLOPS

FP64 (TFLOPS)

662.8 GFLOPS (1:16)

—

FP16 (TFLOPS)

21.21 TFLOPS (2:1)

—

AI/RT

RT Cores

32

—

Power

TDP

160 W

18 W

TDP (W)

160

18 -88.8%

Suggested PSU

450 W

200 W

Power Connectors

1x 8-pin

None

Architecture

Architecture

RDNA 2.0

Tesla 2.0

GPU Name

Navi 23

GT218S

Generation

Navi II (RX 6000)

NVS

Process Size

7 nm

40 nm

Transistors

11,060 million

260 million

Die Size

237 mm²

57 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

4.6M / mm²

API Support

DirectX

12 Ultimate (12_2)

11.1 (10_1)

OpenGL

4.6

3.3

Vulkan

1.4

—

OpenCL

2.1

1.1

CUDA

—

1.2

Shader Model

6.8

4.1

Physical

Slot Width

Dual-slot

Single-slot

Length

190 mm 7.5 inches

145 mm 5.7 inches

Height

110 mm 4.3 inches

—

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x DMS-59

Bus Interface

PCIe 4.0 x8

PCIe 2.0 x16

Other

Launch Price

379 USD

109 USD

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

View Radeon RX 6600 XT Details View NVS 300 Details