Radeon X1950 XTX Uber Edition vs Radeon HD 4650
We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 XTX Uber Edition and 256MB VRAM Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon X1950 XTX Uber Edition 's Advantages
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (67.20GB/s vs 22.40GB/s)
Radeon HD 4650 's Advantages
Released 1 years and 8 months late
320 additional rendering cores
Lower TDP (48W vs 125W)
Score
Graphics Card
Jan 2007
Release Date
Sep 2008
Radeon R500 PCIe
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1050 MHz
Memory Clock
700 MHz
Memory
512MB
Memory Size
256MB
GDDR4
Memory Type
GDDR3
256bit
Memory Bus
128bit
67.20GB/s
Bandwidth
22.40GB/s
Render Config
-
Compute Units
4
-
Shading Units
320
16
TMUs
32
16
ROPs
8
-
L1 Cache
16 KB (per CU)
-
L2 Cache
128 KB
Theoretical Performance
10.72 GPixel/s
Pixel Rate
4.800 GPixel/s
10.72 GTexel/s
Texture Rate
19.20 GTexel/s
-
FP32 (float)
384.0 GFLOPS
Board Design
125W
TDP
48W
300 W
Suggested PSU
200 W
1x DVI
1x VHDCI
Outputs
2x DVI
1x S-Video
1x 6-pin
Power Connectors
-
Graphics Processor
R580+
GPU Name
RV730
R580+ XT
(215BAABKA31FG)
GPU Variant
RV730 PRO
(215-0719056)
R500
Architecture
TeraScale
TSMC
Foundry
TSMC
90 nm
Process Size
55 nm
0.384 billion
Transistors
0.514 billion
352 mm²
Die Size
146 mm²
Graphics Features
9.0c (9_3)
DirectX
10.1 (10_1)
2.1 (full)
3.0 (partial)
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
3.0
Shader Model
4.1
