NVIDIA GeForce GTX 660 Ti vs AMD Radeon RX 6750 XT

VS

NVIDIA GeForce GTX 660 Ti

AMD Radeon RX 6750 XT

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 12GB VRAM Radeon RX 6750 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Ti 's Advantages

Lower TDP (150W vs 250W)

AMD Radeon RX 6750 XT 's Advantages

Released 9 years and 7 months late

Boost Clock has increased by 165% (2600MHz vs 980MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432.0GB/s vs 144.2GB/s)

1216 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti

2.634 TFLOPS

Radeon RX 6750 XT +405%

13.31 TFLOPS

3DMark Time Spy

GeForce GTX 660 Ti

1627

Radeon RX 6750 XT +729%

13500

Blender

GeForce GTX 660 Ti

146

Radeon RX 6750 XT +1154%

1831

GeForce GTX 660 Ti

VS

Radeon RX 6750 XT

Graphics Card

Aug 2012

Release Date

Mar 2022

GeForce 600

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

915 MHz

Base Clock

2150 MHz

980 MHz

Boost Clock

2600 MHz

1502 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

192bit

144.2GB/s

Bandwidth

432.0GB/s

Render Config

-

Compute Units

40

-

1344

Shading Units

2560

112

TMUs

160

24

ROPs

64

-

RT Cores

40

16 KB (per SMX)

L1 Cache

128 KB per Array

384 KB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

27.44 GPixel/s

Pixel Rate

166.4 GPixel/s

109.8 GTexel/s

Texture Rate

416.0 GTexel/s

-

FP16 (half)

26.62 TFLOPS

2.634 TFLOPS

FP32 (float)

13.31 TFLOPS

109.8 GFLOPS

FP64 (double)

832.0 GFLOPS

Board Design

150W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK104

GPU Name

Navi 22

GK104-300-KD-A2

GPU Variant

Navi 22 KXT (215-127000144)

Kepler

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

3.54 billion

Transistors

17.2 billion

294 mm²

Die Size

335 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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