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GPU Comparison
AMD Radeon E8870 vs ATI Mobility Radeon HD 3850
AMD Radeon E8870 vs ATI Mobility Radeon HD 3850
VS
AMD Radeon E8870
ATI Mobility Radeon HD 3850
We compared two Mobile platform GPUs: 4GB VRAM Radeon E8870 and 512MB VRAM Mobility Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon E8870 's Advantages
Released 7 years and 3 months late
Larger VRAM bandwidth (96.00GB/s vs 48.00GB/s)
448 additional rendering cores
ATI Mobility Radeon HD 3850 's Advantages
Lower TDP (35W vs 75W)
Score
Benchmark
FP32 (float)
Radeon E8870
+314%
1.536 TFLOPS
Mobility Radeon HD 3850
0.371 TFLOPS
Radeon E8870
VS
Mobility Radeon HD 3850
Graphics Card
Sep 2015
Release Date
Jun 2008
Embedded
Generation
M8x
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1500 MHz
Memory Clock
750 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
256bit
96.00GB/s
Bandwidth
48.00GB/s
Render Config
-
SM Count
-
12
Compute Units
4
768
Shading Units
320
48
TMUs
16
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
256 KB
Theoretical Performance
16.00 GPixel/s
Pixel Rate
9.280 GPixel/s
48.00 GTexel/s
Texture Rate
9.280 GTexel/s
-
FP16 (half)
-
1.536 TFLOPS
FP32 (float)
371.2 GFLOPS
96.00 GFLOPS
FP64 (double)
74.24 GFLOPS
Graphics Processor
Saturn
GPU Name
M88
Saturn PRO
GPU Variant
-
GCN 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
2.08 billion
Transistors
0.666 billion
160 mm²
Die Size
192 mm²
Board Design
75W
TDP
35W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.0
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
6.3
Shader Model
4.1
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