NVIDIA GeForce GTX 980 Mobile vs AMD Radeon HD 6870 1600SP Edition
GPU · Specs Compare
Graphics Card
Release Date
Sep 2015
Jan 2013
Generation
GeForce 900M
Northern Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 2.0 x16
Clock Speeds
Base Clock
1064 MHz
—
Boost Clock
1140 MHz
—
Memory Clock
1753 MHz
1050 MHz
Memory
Memory Size
8GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
224.4GB/s
134.4GB/s
Render Config
Shading Units
2048
1600
TMUs
128
80
ROPs
64
32
L1 Cache
48 KB (per SMM)
8 KB (per CU)
L2 Cache
2 MB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
72.96 GPixel/s
27.20 GPixel/s
Texture Rate
145.9 GTexel/s
68.00 GTexel/s
FP32 (float)
4.669 TFLOPS
2.720 TFLOPS
FP64 (double)
145.9 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
GM204
Cypress
GPU Variant
N16E-GXX-A1
Cypress XT(215-0735033)
Architecture
Maxwell 2.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
5.2 billion
2.154 billion
Die Size
398 mm²
334 mm²
Board Design
TDP
Unknown
175W
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
None
2x 6-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (12_1)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.3
N/A
CUDA
5.2
—
Shader Model
6.7 (6.4)
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.