GeForce 9800 GT vs GeForce GTX 660
We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GT and 2GB VRAM GeForce GTX 660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 9800 GT 's Advantages
Lower TDP (125W vs 140W)
GeForce GTX 660 's Advantages
Released 4 years and 2 months late
Boost Clock1032MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (144.2GB/s vs 57.60GB/s)
848 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 9800 GT
336
GeForce GTX 660
+489%
1981
3DMark Time Spy
GeForce 9800 GT
394
GeForce GTX 660
+203%
1194
Graphics Card
Jul 2008
Release Date
Sep 2012
GeForce 9
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
980 MHz
-
Boost Clock
1032 MHz
900 MHz
Memory Clock
1502 MHz
Memory
512MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
192bit
57.60GB/s
Bandwidth
144.2GB/s
Render Config
14
SM Count
-
112
Shading Units
960
56
TMUs
80
16
ROPs
24
-
L1 Cache
16 KB (per SMX)
64 KB
L2 Cache
384 KB
Theoretical Performance
9.600 GPixel/s
Pixel Rate
20.64 GPixel/s
33.60 GTexel/s
Texture Rate
82.56 GTexel/s
336.0 GFLOPS
FP32 (float)
1.981 TFLOPS
-
FP64 (double)
82.56 GFLOPS
Board Design
125W
TDP
140W
300 W
Suggested PSU
300 W
2x DVI
1x S-Video
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
G92B
GPU Name
GK106
G92-280-B1
GPU Variant
GK106-400-A1
Tesla
Architecture
Kepler
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.754 billion
Transistors
2.54 billion
260 mm²
Die Size
221 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
1.1
CUDA
3.0
4.0
Shader Model
5.1
