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GPU Comparison
NVIDIA GeForce GTX 980 Mobile vs AMD Radeon HD 7870M
NVIDIA GeForce GTX 980 Mobile vs AMD Radeon HD 7870M
VS
NVIDIA GeForce GTX 980 Mobile
AMD Radeon HD 7870M
We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980 Mobile 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 GTX 980 Mobile 's Advantages
Released 3 years and 5 months late
Boost Clock1140MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (224.4GB/s vs 64.00GB/s)
1408 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 980 Mobile
+355%
4.669 TFLOPS
Radeon HD 7870M
1.024 TFLOPS
GeForce GTX 980 Mobile
VS
Radeon HD 7870M
Graphics Card
Sep 2015
Release Date
Apr 2012
GeForce 900M
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
1064 MHz
Base Clock
-
1140 MHz
Boost Clock
-
1753 MHz
Memory Clock
1000 MHz
Memory
8GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
224.4GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
-
-
Compute Units
10
2048
Shading Units
640
128
TMUs
40
64
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
48 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
Theoretical Performance
72.96 GPixel/s
Pixel Rate
12.80 GPixel/s
145.9 GTexel/s
Texture Rate
32.00 GTexel/s
-
FP16 (half)
-
4.669 TFLOPS
FP32 (float)
1024 GFLOPS
145.9 GFLOPS
FP64 (double)
64.00 GFLOPS
Graphics Processor
GM204
GPU Name
Heathrow
N16E-GXX-A1
GPU Variant
Heathrow XT (216-0835033)
Maxwell 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5.2 billion
Transistors
1.5 billion
398 mm²
Die Size
123 mm²
Board Design
Unknown
TDP
45W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (12_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
5.2
CUDA
-
6.7 (6.4)
Shader Model
5.1
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