NVIDIA GeForce GTX 660 OEM vs AMD Radeon RX 9070 XT

VS

NVIDIA GeForce GTX 660 OEM

AMD Radeon RX 9070 XT

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 16GB VRAM Radeon RX 9070 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 OEM 's Advantages

Lower TDP (130W vs 220W)

AMD Radeon RX 9070 XT 's Advantages

Boost Clock has increased by 174% (2430MHz vs 888MHz)

More VRAM (16GB vs 1536GB)

Larger VRAM bandwidth (624.1GB/s vs 134.4GB/s)

2944 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 OEM

2.046 TFLOPS

Radeon RX 9070 XT +873%

19.91 TFLOPS

GeForce GTX 660 OEM

VS

Radeon RX 9070 XT

Graphics Card

Aug 2012

Release Date

Unknown

GeForce 600

Generation

Navi IV(RX 9000)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

823 MHz

Base Clock

1295 MHz

888 MHz

Boost Clock

2430 MHz

1400 MHz

Memory Clock

2438 MHz

Memory

1536MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

134.4GB/s

Bandwidth

624.1GB/s

Render Config

-

Compute Units

64

-

1152

Shading Units

4096

96

TMUs

256

24

ROPs

96

-

RT Cores

64

16 KB (per SMX)

L1 Cache

128 KB per Array

384 KB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

21.31 GPixel/s

Pixel Rate

233.3 GPixel/s

85.25 GTexel/s

Texture Rate

622.1 GTexel/s

-

FP16 (half)

39.81 TFLOPS

2.046 TFLOPS

FP32 (float)

19.91 TFLOPS

85.25 GFLOPS

FP64 (double)

622.1 GFLOPS

Board Design

130W

TDP

220W

300 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GK104

GPU Name

Navi 48

GK104-200-KD-A2

GPU Variant

Navi 48 XT

Kepler

Architecture

RDNA 4.0

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

3.54 billion

Transistors

Unknown

294 mm²

Die Size

Unknown

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

6.8

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