NVIDIA GeForce GTX 660 Ti vs AMD Radeon RX 7950 XTX

VS

NVIDIA GeForce GTX 660 Ti

AMD Radeon RX 7950 XTX

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 24GB VRAM Radeon RX 7950 XTX 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 355W)

AMD Radeon RX 7950 XTX 's Advantages

Boost Clock has increased by 237% (3300MHz vs 980MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (960.0GB/s vs 144.2GB/s)

4800 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti

2.634 TFLOPS

Radeon RX 7950 XTX +2978%

81.1 TFLOPS

GeForce GTX 660 Ti

VS

Radeon RX 7950 XTX

Graphics Card

Aug 2012

Release Date

Unknown

GeForce 600

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

915 MHz

Base Clock

2200 MHz

980 MHz

Boost Clock

3300 MHz

1502 MHz

Memory Clock

2500 MHz

Memory

2GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

384bit

144.2GB/s

Bandwidth

960.0GB/s

Render Config

-

Compute Units

96

-

1344

Shading Units

6144

112

TMUs

384

24

ROPs

192

-

RT Cores

96

16 KB (per SMX)

L1 Cache

256 KB per Array

384 KB

L2 Cache

6 MB

-

L3 Cache

96 MB

Theoretical Performance

27.44 GPixel/s

Pixel Rate

633.6 GPixel/s

109.8 GTexel/s

Texture Rate

1267 GTexel/s

-

FP16 (half)

162.2 TFLOPS

2.634 TFLOPS

FP32 (float)

81.10 TFLOPS

109.8 GFLOPS

FP64 (double)

2.534 TFLOPS

Board Design

150W

TDP

355W

450 W

Suggested PSU

750 W

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

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GK104

GPU Name

Navi 31

GK104-300-KD-A2

GPU Variant

Navi 31 XTX+

Kepler

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

3.54 billion

Transistors

57.7 billion

294 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.7

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