NVIDIA GeForce GTX 1080 vs AMD Radeon HD 6870 1600SP Edition
GPU · Specs Compare
Graphics Card
Release Date
May 2016
Jan 2013
Generation
GeForce 10
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1607 MHz
—
Boost Clock
1733 MHz
—
Memory Clock
1251 MHz
1050 MHz
Memory
Memory Size
8GB
1024MB
Memory Type
GDDR5X
GDDR5
Memory Bus
256bit
256bit
Bandwidth
320.3GB/s
134.4GB/s
Render Config
SM Count
20
—
Shading Units
2560
1600
TMUs
160
80
ROPs
64
32
L1 Cache
48 KB (per SM)
8 KB (per CU)
L2 Cache
2 MB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
110.9 GPixel/s
27.20 GPixel/s
Texture Rate
277.3 GTexel/s
68.00 GTexel/s
FP16 (half)
138.6 GFLOPS
—
FP32 (float)
8.873 TFLOPS
2.720 TFLOPS
FP64 (double)
277.3 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
GP104
Cypress
GPU Variant
GP104-400-A1
Cypress XT(215-0735033)
Architecture
Pascal
TeraScale 2
Foundry
TSMC
TSMC
Process Size
16 nm
40 nm
Transistors
7.2 billion
2.154 billion
Die Size
314 mm²
334 mm²
Board Design
TDP
180W
175W
Suggested PSU
450 W
450 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
1x 8-pin
2x 6-pin
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
6.1
—
Shader Model
6.4
5.0
Benchmark
3DMark Time Spy
7,565
—
3DMark Time Spy Extreme
3,446
—
Battlefield 5 1080p
128
—
Shadow of the Tomb Raider 2160p
32
—
Shadow of the Tomb Raider 1440p
62
—
Shadow of the Tomb Raider 1080p
99
—
Battlefield 5 2160p
52
—
Battlefield 5 1440p
97
—
GTA 5 2160p
56
—
GTA 5 1440p
74
—
GTA 5 1080p
154
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.