NVIDIA GeForce GTX 680 vs ATI Radeon X1950 GT
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 and 256MB VRAM Radeon X1950 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 680 's Advantages
Released 5 years and 2 months late
Boost Clock1058MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (192.3GB/s vs 38.40GB/s)
1536 additional rendering cores
ATI Radeon X1950 GT 's Advantages
Lower TDP (57W vs 195W)
Score
Graphics Card
Mar 2012
Release Date
Jan 2007
GeForce 600
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1006 MHz
Base Clock
-
1058 MHz
Boost Clock
-
1502 MHz
Memory Clock
600 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
192.3GB/s
Bandwidth
38.40GB/s
Render Config
-
-
-
-
-
-
1536
Shading Units
-
128
TMUs
12
32
ROPs
12
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
-
-
-
-
Theoretical Performance
33.86 GPixel/s
Pixel Rate
6.000 GPixel/s
135.4 GTexel/s
Texture Rate
6.000 GTexel/s
-
-
-
3.250 TFLOPS
FP32 (float)
-
135.4 GFLOPS
FP64 (double)
-
Board Design
195W
TDP
57W
450 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x S-Video
2x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
GK104
GPU Name
RV570
GK104-400-A2
GPU Variant
RV570 XL
Kepler
Architecture
R500
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
3.54 billion
Transistors
0.33 billion
294 mm²
Die Size
230 mm²
Graphics Features
12 (11_0)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1 (full)
3.0 (partial)
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
3.0
