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GPU Comparison
NVIDIA GeForce GTX 850A vs AMD Radeon HD 8670A
NVIDIA GeForce GTX 850A vs AMD Radeon HD 8670A
VS
NVIDIA GeForce GTX 850A
AMD Radeon HD 8670A
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 1024MB VRAM Radeon HD 8670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 850A 's Advantages
Released 1 years and 1 months late
Boost Clock936MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (28.80GB/s vs 16.00GB/s)
256 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 850A
+159%
1.198 TFLOPS
Radeon HD 8670A
0.461 TFLOPS
GeForce GTX 850A
VS
Radeon HD 8670A
Graphics Card
Mar 2014
Release Date
Feb 2013
GeForce 800A
Generation
All-In-One
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
902 MHz
Base Clock
-
936 MHz
Boost Clock
-
900 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
16.00GB/s
Render Config
-
SM Count
-
-
Compute Units
6
640
Shading Units
384
40
TMUs
24
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
128 KB
Theoretical Performance
14.98 GPixel/s
Pixel Rate
4.800 GPixel/s
37.44 GTexel/s
Texture Rate
14.40 GTexel/s
-
FP16 (half)
-
1198 GFLOPS
FP32 (float)
460.8 GFLOPS
37.44 GFLOPS
FP64 (double)
28.80 GFLOPS
Graphics Processor
GM107
GPU Name
Mars
N15P-GT-A1
GPU Variant
Mars XT
Maxwell
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
0.95 billion
148 mm²
Die Size
77 mm²
Board Design
45W
TDP
45W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
5.1
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