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GPU Comparison
NVIDIA GeForce 940M vs AMD Radeon HD 7870M
NVIDIA GeForce 940M vs AMD Radeon HD 7870M
VS
NVIDIA GeForce 940M
AMD Radeon HD 7870M
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 2GB VRAM Radeon HD 7870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 940M 's Advantages
Released 2 years and 11 months late
Boost Clock1098MHz
AMD Radeon HD 7870M 's Advantages
Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)
128 additional rendering cores
Lower TDP (45W vs 75W)
Score
Benchmark
FP32 (float)
GeForce 940M
+9%
1.124 TFLOPS
Radeon HD 7870M
1.024 TFLOPS
GeForce 940M
VS
Radeon HD 7870M
Graphics Card
Mar 2015
Release Date
Apr 2012
GeForce 900M
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
1020 MHz
Base Clock
-
1098 MHz
Boost Clock
-
900 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
-
-
Compute Units
10
512
Shading Units
640
32
TMUs
40
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
Theoretical Performance
17.57 GPixel/s
Pixel Rate
12.80 GPixel/s
35.14 GTexel/s
Texture Rate
32.00 GTexel/s
-
FP16 (half)
-
1124 GFLOPS
FP32 (float)
1024 GFLOPS
35.14 GFLOPS
FP64 (double)
64.00 GFLOPS
Graphics Processor
GM107
GPU Name
Heathrow
N16S-GT1-KB-B
GPU Variant
Heathrow XT (216-0835033)
Maxwell
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
1.5 billion
148 mm²
Die Size
123 mm²
Board Design
75W
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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