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GPU Comparison
ATI Radeon HD 5870 vs AMD Radeon HD 8450 OEM
ATI Radeon HD 5870 vs AMD Radeon HD 8450 OEM
VS
ATI Radeon HD 5870
AMD Radeon HD 8450 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 and 1024MB VRAM Radeon HD 8450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5870 's Advantages
Larger VRAM bandwidth (153.6GB/s vs 10.67GB/s)
1440 additional rendering cores
AMD Radeon HD 8450 OEM 's Advantages
Released 3 years and 4 months late
Lower TDP (18W vs 188W)
Score
Benchmark
FP32 (float)
Radeon HD 5870
+1260%
2.72 TFLOPS
Radeon HD 8450 OEM
0.2 TFLOPS
Radeon HD 5870
VS
Radeon HD 8450 OEM
Graphics Card
Sep 2009
Release Date
Jan 2013
Evergreen
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1200 MHz
Memory Clock
667 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
153.6GB/s
Bandwidth
10.67GB/s
Render Config
-
SM Count
-
20
Compute Units
2
1600
Shading Units
160
80
TMUs
8
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
27.20 GPixel/s
Pixel Rate
2.500 GPixel/s
68.00 GTexel/s
Texture Rate
5.000 GTexel/s
-
FP16 (half)
-
2.720 TFLOPS
FP32 (float)
200.0 GFLOPS
544.0 GFLOPS
FP64 (double)
-
Graphics Processor
Cypress
GPU Name
Caicos
Cypress XT (215-0735033)
GPU Variant
Caicos PRO-L
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
2.154 billion
Transistors
0.37 billion
334 mm²
Die Size
67 mm²
Board Design
188W
TDP
18W
450 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
2x 6-pin
Power Connectors
None
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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