NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon RX 7700S
GPU · Specs Compare
Graphics Card
Release Date
Sep 2014
Jan 2023
Generation
GeForce 600
Navi Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
980 MHz
1500 MHz
Boost Clock
1032 MHz
2500 MHz
Memory Clock
1502 MHz
2250 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
192bit
128bit
Bandwidth
144.2GB/s
288.0GB/s
Render Config
Shading Units
960
2048
TMUs
80
128
ROPs
24
64
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
384 KB
2 MB
Compute Units
—
32
RT Cores
—
32
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
20.64 GPixel/s
160.0 GPixel/s
Texture Rate
82.56 GTexel/s
320.0 GTexel/s
FP32 (float)
1.981 TFLOPS
20.48 TFLOPS
FP64 (double)
82.56 GFLOPS
640.0 GFLOPS
FP16 (half)
—
40.96 TFLOPS
Graphics Processor
GPU Name
GK104
Navi 33
Architecture
Kepler
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
3.54 billion
13.3 billion
Die Size
294 mm²
204 mm²
GPU Variant
—
Navi 33 XT
Board Design
TDP
140W
100W
Suggested PSU
300 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.1
1.3
CUDA
3.0
—
Shader Model
5.1
6.7
Benchmark
3DMark Time Spy
—
10,341
3DMark Time Spy Extreme
—
4,827
3DMark Speed Way
—
1,902
Blender
—
1,198
▲ Specs Compare
Data sourced from official specifications and benchmark tests.