Radeon X1650 GT vs Radeon HD 7970 X2
We compared two Desktop platform GPUs: 128MB VRAM Radeon X1650 GT and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7970 X2 's Advantages
Released 5 years and 3 months late
More VRAM (3GB vs 128GB)
Larger VRAM bandwidth (264.0GB/s vs 12.80GB/s)
2048 additional rendering cores
Score
Graphics Card
May 2007
Release Date
Aug 2012
Radeon R500 PCIe
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
400 MHz
Memory Clock
1375 MHz
Memory
128MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
384bit
12.80GB/s
Bandwidth
264.0GB/s
Render Config
-
Compute Units
32
-
Shading Units
2048
8
TMUs
128
8
ROPs
32
-
L1 Cache
16 KB (per CU)
-
L2 Cache
768 KB
Theoretical Performance
3.200 GPixel/s
Pixel Rate
29.60 GPixel/s
3.200 GTexel/s
Texture Rate
118.4 GTexel/s
-
FP32 (float)
3.789 TFLOPS
-
FP64 (double)
947.2 GFLOPS
Board Design
Unknown
TDP
500W
200 W
Suggested PSU
900 W
1x DVI
1x VGA
1x S-Video
Outputs
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
None
Power Connectors
3x 8-pin
Graphics Processor
RV560
GPU Name
New Zealand
RV560 GT
GPU Variant
-
Ultra-Threaded SE
Architecture
GCN 1.0
TSMC
Foundry
TSMC
80 nm
Process Size
28 nm
0.312 billion
Transistors
4.313 billion
230 mm²
Die Size
352 mm²
Graphics Features
9.0c (9_3)
DirectX
12 (11_1)
2.1
OpenGL
4.6
N/A
OpenCL
1.2
N/A
Vulkan
1.2
3.0
Shader Model
5.1
