NVIDIA GeForce GTX 980MX vs AMD Radeon HD 7870 XT
GPU Specs Compare
Graphics Card
Release Date
Jun 2016
Nov 2012
Generation
GeForce 900M
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1050 MHz
925 MHz
Boost Clock
1178 MHz
975 MHz
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
192.0GB/s
192.0GB/s
Render Config
Shading Units
1664
1536
TMUs
104
96
ROPs
64
32
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Compute Units
-
24
Theoretical Performance
Pixel Rate
75.39 GPixel/s
31.20 GPixel/s
Texture Rate
122.5 GTexel/s
93.60 GTexel/s
FP32 (float)
3.920 TFLOPS
2.995 TFLOPS
FP64 (double)
122.5 GFLOPS
748.8 GFLOPS
Graphics Processor
GPU Name
GM204
Tahiti
GPU Variant
N16E-GXX-A1
Tahiti LE(215-0821122)
Architecture
Maxwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5.2 billion
4.313 billion
Die Size
398 mm²
352 mm²
Board Design
TDP
148W
185W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
5.2
-
Shader Model
6.4
5.1