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GPU Comparison
AMD Radeon HD 7850M vs NVIDIA GeForce 840M
AMD Radeon HD 7850M vs NVIDIA GeForce 840M
VS
AMD Radeon HD 7850M
NVIDIA GeForce 840M
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7850M 's Advantages
Larger VRAM bandwidth (64.00GB/s vs 16.02GB/s)
256 additional rendering cores
NVIDIA GeForce 840M 's Advantages
Released 1 years and 11 months late
Boost Clock1124MHz
Lower TDP (33W vs 40W)
Score
Benchmark
FP32 (float)
Radeon HD 7850M
0.864 TFLOPS
GeForce 840M
0.863 TFLOPS
Radeon HD 7850M
VS
GeForce 840M
Graphics Card
Apr 2012
Release Date
Mar 2014
London
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1029 MHz
-
Boost Clock
1124 MHz
1000 MHz
Memory Clock
1001 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
64.00GB/s
Bandwidth
16.02GB/s
Render Config
-
SM Count
-
10
Compute Units
-
640
Shading Units
384
40
TMUs
16
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
64 KB (per SMM)
256 KB
L2 Cache
1024 KB
Theoretical Performance
10.80 GPixel/s
Pixel Rate
8.992 GPixel/s
27.00 GTexel/s
Texture Rate
17.98 GTexel/s
-
FP16 (half)
-
864.0 GFLOPS
FP32 (float)
863.2 GFLOPS
54.00 GFLOPS
FP64 (double)
26.98 GFLOPS
Graphics Processor
Heathrow
GPU Name
GM108
Heathrow PRO
GPU Variant
N15S-GT
GCN 1.0
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
Unknown
123 mm²
Die Size
Unknown
Board Design
40W
TDP
33W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
5.0
5.1
Shader Model
5.1
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