Radeon R9 270 1024SP vs Radeon HD 3750
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 512MB VRAM Radeon HD 3750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 270 1024SP 's Advantages
Released 6 years and 6 months late
Boost Clock925MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (153.6GB/s vs 22.18GB/s)
904 additional rendering cores
Radeon HD 3750 's Advantages
Lower TDP (65W vs 150W)
Score
Benchmark
FP32 (float)
Radeon R9 270 1024SP
+891%
1894
Radeon HD 3750
191
Graphics Card
Mar 2015
Release Date
Sep 2008
Volcanic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1200 MHz
Memory Clock
693 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
22.18GB/s
Render Config
16
Compute Units
3
1024
Shading Units
120
64
TMUs
8
32
ROPs
4
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
128 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
3.184 GPixel/s
59.20 GTexel/s
Texture Rate
6.368 GTexel/s
1.894 TFLOPS
FP32 (float)
191.0 GFLOPS
118.4 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
65W
450 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x S-Video
1x 6-pin
Power Connectors
None
Graphics Processor
Pitcairn
GPU Name
RV635
Pitcairn PRO
(215-0828062)
GPU Variant
RV635 PRO
(215-0682008)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
2.8 billion
Transistors
0.378 billion
212 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
