Radeon R9 280 vs Radeon X1650
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 256MB VRAM Radeon X1650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 280 's Advantages
Released 6 years and 4 months late
Boost Clock933MHz
More VRAM (3GB vs 256GB)
Larger VRAM bandwidth (240.0GB/s vs 6.400GB/s)
1792 additional rendering cores
Score
Graphics Card
Mar 2014
Release Date
Nov 2007
Volcanic Islands
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
827 MHz
Base Clock
-
933 MHz
Boost Clock
-
1250 MHz
Memory Clock
400 MHz
Memory
3GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
384bit
Memory Bus
64bit
240.0GB/s
Bandwidth
6.400GB/s
Render Config
28
Compute Units
-
1792
Shading Units
-
112
TMUs
4
32
ROPs
4
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
-
Theoretical Performance
29.86 GPixel/s
Pixel Rate
2.540 GPixel/s
104.5 GTexel/s
Texture Rate
2.540 GTexel/s
3.344 TFLOPS
FP32 (float)
-
836.0 GFLOPS
FP64 (double)
-
Board Design
200W
TDP
Unknown
550 W
Suggested PSU
200 W
1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DVI
1x VGA
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
Tahiti
GPU Name
RV516
Tahiti PRO3
(215-0821330)
GPU Variant
-
GCN 1.0
Architecture
Ultra-Threaded SE
TSMC
Foundry
UMC
28 nm
Process Size
90 nm
4.313 billion
Transistors
0.105 billion
352 mm²
Die Size
100 mm²
Graphics Features
12 (11_1)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
1.2
OpenCL
N/A
1.2
Vulkan
N/A
5.1
Shader Model
3.0
