Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA P104 101

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA P104 101

NVIDIA GeForce GTX 660 Rev. 2
VS
NVIDIA P104 101
NVIDIA GeForce GTX 660 Rev. 2
NVIDIA P104 101
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 4GB VRAM P104 101 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA P104 101 's Advantages
Released 3 years and 4 months late
Boost Clock has increased by 63% (1683MHz vs 1032MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (256.3GB/s vs 144.2GB/s)
1600 additional rendering cores
Lower TDP (125W vs 140W)

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2
1.981 TFLOPS
P104 101 +334%
8.617 TFLOPS
GeForce GTX 660 Rev. 2
VS
P104 101

Graphics Card

Sep 2014
Release Date
Jan 2018
GeForce 600
Generation
Mining GPUs
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

980 MHz
Base Clock
1506 MHz
1032 MHz
Boost Clock
1683 MHz
1502 MHz
Memory Clock
2002 MHz

Memory

2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
256bit
144.2GB/s
Bandwidth
256.3GB/s

Render Config

-
-
-
-
SM Count
20
960
Shading Units
2560
80
TMUs
160
24
ROPs
64
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
48 KB (per SM)
384 KB
L2 Cache
2 MB
-
-
-

Theoretical Performance

20.64 GPixel/s
Pixel Rate
107.7 GPixel/s
82.56 GTexel/s
Texture Rate
269.3 GTexel/s
-
FP16 (half)
134.6 GFLOPS
1.981 TFLOPS
FP32 (float)
8.617 TFLOPS
82.56 GFLOPS
FP64 (double)
269.3 GFLOPS

Board Design

140W
TDP
125W
300 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
No outputs
1x 6-pin
Power Connectors
1x 8-pin

Graphics Processor

GK104
GPU Name
GP104
-
GPU Variant
GP104-101-A1
Kepler
Architecture
Pascal
TSMC
Foundry
TSMC
28 nm
Process Size
16 nm
3.54 billion
Transistors
7.2 billion
294 mm²
Die Size
314 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
6.1
5.1
Shader Model
6.4

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