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GPU Comparison
ATI Radeon HD 5450 PCI vs ATI Radeon HD 5850
ATI Radeon HD 5450 PCI vs ATI Radeon HD 5850
VS
ATI Radeon HD 5450 PCI
ATI Radeon HD 5850
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCI and 1024MB VRAM Radeon HD 5850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5450 PCI 's Advantages
Lower TDP (19W vs 151W)
ATI Radeon HD 5850 's Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (128.0GB/s vs 5.328GB/s)
1360 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 5450 PCI
0.104 TFLOPS
Radeon HD 5850
+1907%
2.088 TFLOPS
Radeon HD 5450 PCI
VS
Radeon HD 5850
Graphics Card
Feb 2010
Release Date
Sep 2009
Evergreen
Generation
Evergreen
Desktop
Type
Desktop
PCI
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
333 MHz
Memory Clock
1000 MHz
Memory
512MB
Memory Size
1024MB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
256bit
5.328GB/s
Bandwidth
128.0GB/s
Render Config
-
SM Count
-
2
Compute Units
18
80
Shading Units
1440
8
TMUs
72
4
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
128 KB
L2 Cache
512 KB
Theoretical Performance
2.600 GPixel/s
Pixel Rate
23.20 GPixel/s
5.200 GTexel/s
Texture Rate
52.20 GTexel/s
-
FP16 (half)
-
104.0 GFLOPS
FP32 (float)
2.088 TFLOPS
-
FP64 (double)
417.6 GFLOPS
Graphics Processor
Cedar
GPU Name
Cypress
Cedar PRO
GPU Variant
Cypress PRO (215-0735043)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.292 billion
Transistors
2.154 billion
59 mm²
Die Size
334 mm²
Board Design
19W
TDP
151W
200 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.3a
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
None
Power Connectors
2x 6-pin
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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