Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon RX 9070 XT

NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon RX 9070 XT

NVIDIA GeForce GTX 660 Rev. 2
VS
AMD Radeon RX 9070 XT
NVIDIA GeForce GTX 660 Rev. 2
AMD Radeon RX 9070 XT
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 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 Rev. 2 's Advantages
Lower TDP (140W vs 220W)
AMD Radeon RX 9070 XT 's Advantages
Boost Clock has increased by 135% (2430MHz vs 1032MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (624.1GB/s vs 144.2GB/s)
3136 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2
1.981 TFLOPS
Radeon RX 9070 XT +905%
19.91 TFLOPS
GeForce GTX 660 Rev. 2
VS
Radeon RX 9070 XT

Graphics Card

Sep 2014
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

980 MHz
Base Clock
1295 MHz
1032 MHz
Boost Clock
2430 MHz
1502 MHz
Memory Clock
2438 MHz

Memory

2GB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
192bit
Memory Bus
256bit
144.2GB/s
Bandwidth
624.1GB/s

Render Config

-
Compute Units
64
-
-
-
960
Shading Units
4096
80
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

20.64 GPixel/s
Pixel Rate
233.3 GPixel/s
82.56 GTexel/s
Texture Rate
622.1 GTexel/s
-
FP16 (half)
39.81 TFLOPS
1.981 TFLOPS
FP32 (float)
19.91 TFLOPS
82.56 GFLOPS
FP64 (double)
622.1 GFLOPS

Board Design

140W
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
-
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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