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GPU Comparison
AMD Radeon Sky 500 vs ATI Radeon HD 4750
AMD Radeon Sky 500 vs ATI Radeon HD 4750
VS
AMD Radeon Sky 500
ATI Radeon HD 4750
We compared two Desktop platform GPUs: 4GB VRAM Radeon Sky 500 and 512MB VRAM Radeon HD 4750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Sky 500 's Advantages
Released 3 years and 6 months late
Larger VRAM bandwidth (153.6GB/s vs 51.20GB/s)
640 additional rendering cores
ATI Radeon HD 4750 's Advantages
Lower TDP (100W vs 150W)
Score
Benchmark
FP32 (float)
Radeon Sky 500
+160%
2.432 TFLOPS
Radeon HD 4750
0.934 TFLOPS
Radeon Sky 500
VS
Radeon HD 4750
Graphics Card
Mar 2013
Release Date
Sep 2009
Radeon Sky
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1200 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
51.20GB/s
Render Config
-
SM Count
-
20
Compute Units
8
1280
Shading Units
640
80
TMUs
32
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
30.40 GPixel/s
Pixel Rate
11.68 GPixel/s
76.00 GTexel/s
Texture Rate
23.36 GTexel/s
-
FP16 (half)
-
2.432 TFLOPS
FP32 (float)
934.4 GFLOPS
152.0 GFLOPS
FP64 (double)
186.9 GFLOPS
Graphics Processor
Pitcairn
GPU Name
RV740
Pitcairn XT GL (215-0828073)
GPU Variant
RV740 PRO
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
0.826 billion
212 mm²
Die Size
137 mm²
Board Design
150W
TDP
100W
450 W
Suggested PSU
300 W
1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
4.1
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