AMD Radeon HD 8870 OEM vs NVIDIA GeForce GTX 1080 Ti 12 GB
GPU · Specs Compare
Graphics Card
Release Date
Jan 2013
Unknown
Generation
Sea Islands
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1200 MHz
1376 MHz
Base Clock
—
1557 MHz
Boost Clock
—
1670 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR5X
Memory Bus
256bit
384bit
Bandwidth
153.6GB/s
528.4GB/s
Render Config
Compute Units
20
—
Shading Units
1280
3200
TMUs
80
200
ROPs
32
80
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
0 MB
SM Count
—
25
Theoretical Performance
Pixel Rate
32.00 GPixel/s
133.6 GPixel/s
Texture Rate
80.00 GTexel/s
334.0 GTexel/s
FP32 (float)
2.560 TFLOPS
10.69 TFLOPS
FP64 (double)
160.0 GFLOPS
334.0 GFLOPS
FP16 (half)
—
167.0 GFLOPS
Graphics Processor
GPU Name
Pitcairn
GP102
GPU Variant
Pitcairn XT(215-0828047)
—
Architecture
GCN 1.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
2.8 billion
11.8 billion
Die Size
212 mm²
471 mm²
Board Design
TDP
175W
250W
Suggested PSU
450 W
600 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.7
CUDA
—
6.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.