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GPU Comparison
AMD Radeon R7 450 OEM vs ATI Radeon HD 4750
AMD Radeon R7 450 OEM vs ATI Radeon HD 4750
VS
AMD Radeon R7 450 OEM
ATI Radeon HD 4750
We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM 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 R7 450 OEM 's Advantages
Released 6 years and 9 months late
Larger VRAM bandwidth (72.00GB/s vs 51.20GB/s)
Lower TDP (65W vs 100W)
ATI Radeon HD 4750 's Advantages
128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R7 450 OEM
+1%
0.947 TFLOPS
Radeon HD 4750
0.934 TFLOPS
Radeon R7 450 OEM
VS
Radeon HD 4750
Graphics Card
Jun 2016
Release Date
Sep 2009
Arctic Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1125 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
72.00GB/s
Bandwidth
51.20GB/s
Render Config
-
SM Count
-
8
Compute Units
8
512
Shading Units
640
32
TMUs
32
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
14.80 GPixel/s
Pixel Rate
11.68 GPixel/s
29.60 GTexel/s
Texture Rate
23.36 GTexel/s
-
FP16 (half)
-
947.2 GFLOPS
FP32 (float)
934.4 GFLOPS
59.20 GFLOPS
FP64 (double)
186.9 GFLOPS
Graphics Processor
Cape Verde
GPU Name
RV740
Cape Verde PRO2
GPU Variant
RV740 PRO
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.5 billion
Transistors
0.826 billion
123 mm²
Die Size
137 mm²
Board Design
65W
TDP
100W
250 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
None
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1 (1.2)
OpenCL
1.1
1.2.170
Vulkan
N/A
-
CUDA
-
6.5 (5.1)
Shader Model
4.1
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