AMD Radeon HD 8870 OEM vs NVIDIA GeForce GTX 960
GPU Specs Compare
Graphics Card
Release Date
Jan 2013
Jan 2015
Generation
Sea Islands
GeForce 900
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1200 MHz
1753 MHz
Base Clock
-
1127 MHz
Boost Clock
-
1178 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
153.6GB/s
112.2GB/s
Render Config
Compute Units
20
-
Shading Units
1280
1024
TMUs
80
64
ROPs
32
32
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
37.70 GPixel/s
Texture Rate
80.00 GTexel/s
75.39 GTexel/s
FP32 (float)
2.560 TFLOPS
2.413 TFLOPS
FP64 (double)
160.0 GFLOPS
75.39 GFLOPS
Graphics Processor
GPU Name
Pitcairn
GM206
GPU Variant
Pitcairn XT(215-0828047)
GM206-300-A1
Architecture
GCN 1.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.8 billion
2.94 billion
Die Size
212 mm²
228 mm²
Board Design
TDP
175W
120W
Suggested PSU
450 W
300 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 6-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
6.4
CUDA
-
5.2
📊 Benchmark
3DMark Time Spy
-
2,300
3DMark Time Spy Extreme
-
1,025
Shadow of the Tomb Raider 2160p
-
10
Shadow of the Tomb Raider 1440p
-
25
Shadow of the Tomb Raider 1080p
-
35
GTA 5 1080p
-
70