NVIDIA GeForce GTX 660 Ti vs AMD Radeon Pro W6600

VS

NVIDIA GeForce GTX 660 Ti

AMD Radeon Pro W6600

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 8GB VRAM Radeon Pro W6600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6600 's Advantages

Released 8 years and 10 months late

Boost Clock has increased by 163% (2580MHz vs 980MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 144.2GB/s)

448 additional rendering cores

Lower TDP (100W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti

2.634 TFLOPS

Radeon Pro W6600 +251%

9.247 TFLOPS

Blender

GeForce GTX 660 Ti

146

Radeon Pro W6600 +595%

1016

GeForce GTX 660 Ti

VS

Radeon Pro W6600

Graphics Card

Aug 2012

Release Date

Jun 2021

GeForce 600

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

915 MHz

Base Clock

2331 MHz

980 MHz

Boost Clock

2580 MHz

1502 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

128bit

144.2GB/s

Bandwidth

224.0GB/s

Render Config

-

Compute Units

28

-

1344

Shading Units

1792

112

TMUs

112

24

ROPs

64

-

RT Cores

28

16 KB (per SMX)

L1 Cache

128 KB per Array

384 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

27.44 GPixel/s

Pixel Rate

165.1 GPixel/s

109.8 GTexel/s

Texture Rate

289.0 GTexel/s

-

FP16 (half)

18.49 TFLOPS

2.634 TFLOPS

FP32 (float)

9.247 TFLOPS

109.8 GFLOPS

FP64 (double)

577.9 GFLOPS

Board Design

150W

TDP

100W

450 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

4x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK104

GPU Name

Navi 23

GK104-300-KD-A2

GPU Variant

-

Kepler

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

3.54 billion

Transistors

11.06 billion

294 mm²

Die Size

237 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.5

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