Radeon R7 250 vs Radeon HD 3650
We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250 and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R7 250 's Advantages
Released 5 years and 9 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)
392 additional rendering cores
Lower TDP (55W vs 65W)
Score
Benchmark
FP32 (float)
Radeon R7 250
+312%
717
Radeon HD 3650
174
Graphics Card
Oct 2013
Release Date
Jan 2008
Volcanic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Memory Clock
800 MHz
Memory
1024MB
Memory Size
256MB
DDR3
Memory Type
GDDR3
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
25.60GB/s
Render Config
8
Compute Units
3
512
Shading Units
120
32
TMUs
8
16
ROPs
4
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
128 KB
Theoretical Performance
11.20 GPixel/s
Pixel Rate
2.900 GPixel/s
22.40 GTexel/s
Texture Rate
5.800 GTexel/s
716.8 GFLOPS
FP32 (float)
174.0 GFLOPS
44.80 GFLOPS
FP64 (double)
-
Board Design
55W
TDP
65W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x S-Video
None
Power Connectors
None
Graphics Processor
Cape Verde
GPU Name
RV635
Cape Verde PRO
GPU Variant
RV635 PRO
(215-0682008)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.5 billion
Transistors
0.378 billion
123 mm²
Die Size
135 mm²
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
N/A
1.2
Vulkan
N/A
5.1
Shader Model
4.1
