NVIDIA GeForce RTX 4070 vs NVIDIA GeForce GTX 660 Rev. 2
GPU · Specs Compare
Graphics Card
Release Date
Apr 2023
Sep 2014
Generation
GeForce 40
GeForce 600
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1920 MHz
980 MHz
Boost Clock
2475 MHz
1032 MHz
Memory Clock
1313 MHz
1502 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR6X
GDDR5
Memory Bus
192bit
192bit
Bandwidth
504.2GB/s
144.2GB/s
Render Config
SM Count
46
—
Shading Units
5888
960
TMUs
184
80
ROPs
64
24
Tensor Cores
184
—
RT Cores
46
—
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
36 MB
384 KB
Theoretical Performance
Pixel Rate
158.4 GPixel/s
20.64 GPixel/s
Texture Rate
455.4 GTexel/s
82.56 GTexel/s
FP16 (half)
29.15 TFLOPS
—
FP32 (float)
29.15 TFLOPS
1.981 TFLOPS
FP64 (double)
455.4 GFLOPS
82.56 GFLOPS
Graphics Processor
GPU Name
AD104
GK104
GPU Variant
AD104-250-A1
—
Architecture
Ada Lovelace
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
35.8 billion
3.54 billion
Die Size
295 mm²
294 mm²
Board Design
TDP
200W
140W
Suggested PSU
550 W
300 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 16-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
8.9
3.0
Shader Model
6.7
5.1
Benchmark
3DMark Time Spy
17,887
—
3DMark Time Spy Extreme
7,907
—
OctaneBench
640
—
3DMark Speed Way
5,508
—
Shadow of the Tomb Raider 2160p
82
—
Cyberpunk 2077 2160p
54
—
Shadow of the Tomb Raider 1440p
160
—
Cyberpunk 2077 1440p
93
—
Shadow of the Tomb Raider 1080p
256
—
Cyberpunk 2077 1080p
130
—
Blender
5,818
—
GTA 5 2160p
132
—
GTA 5 1440p
144
—
GTA 5 1080p
190
—
Horizon Forbidden West 1080p
101
—
Horizon Forbidden West 1440p
78
—
Horizon Forbidden West 2160p
49
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.