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GPU Comparison
AMD Radeon HD 7450 OEM vs AMD Radeon HD 6870 1600SP Edition
AMD Radeon HD 7450 OEM vs AMD Radeon HD 6870 1600SP Edition
VS
AMD Radeon HD 7450 OEM
AMD Radeon HD 6870 1600SP Edition
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 1024MB VRAM Radeon HD 6870 1600SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7450 OEM 's Advantages
Lower TDP (18W vs 175W)
AMD Radeon HD 6870 1600SP Edition 's Advantages
Released 1 years late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (134.4GB/s vs 8.528GB/s)
1440 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7450 OEM
0.2 TFLOPS
Radeon HD 6870 1600SP Edition
+1260%
2.72 TFLOPS
Radeon HD 7450 OEM
VS
Radeon HD 6870 1600SP Edition
Graphics Card
Jan 2012
Release Date
Jan 2013
Southern Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
533 MHz
Memory Clock
1050 MHz
Memory
512MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
8.528GB/s
Bandwidth
134.4GB/s
Render Config
-
SM Count
-
2
Compute Units
20
160
Shading Units
1600
8
TMUs
80
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
2.500 GPixel/s
Pixel Rate
27.20 GPixel/s
5.000 GTexel/s
Texture Rate
68.00 GTexel/s
-
FP16 (half)
-
200.0 GFLOPS
FP32 (float)
2.720 TFLOPS
-
FP64 (double)
544.0 GFLOPS
Graphics Processor
Caicos
GPU Name
Cypress
Caimour
GPU Variant
Cypress XT (215-0735033)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.37 billion
Transistors
2.154 billion
67 mm²
Die Size
334 mm²
Board Design
18W
TDP
175W
200 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.3a
Outputs
2x DVI 1x HDMI 1.3a 2x mini-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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