AMD Radeon HD 7870 XT vs NVIDIA GeForce GTX 965M
GPU · Specs Compare
Graphics Card
Release Date
Nov 2012
Jan 2016
Generation
Southern Islands
GeForce 900M
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-A (3.0)
Clock Speeds
Base Clock
925 MHz
935 MHz
Boost Clock
975 MHz
1150 MHz
Memory Clock
1500 MHz
1253 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
192.0GB/s
80.19GB/s
Render Config
Compute Units
24
—
Shading Units
1536
1024
TMUs
96
64
ROPs
32
32
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
31.20 GPixel/s
36.80 GPixel/s
Texture Rate
93.60 GTexel/s
73.60 GTexel/s
FP32 (float)
2.995 TFLOPS
2.355 TFLOPS
FP64 (double)
748.8 GFLOPS
73.60 GFLOPS
Graphics Processor
GPU Name
Tahiti
GM206S
GPU Variant
Tahiti LE(215-0821122)
N16E-GR-A1
Architecture
GCN 1.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
2.94 billion
Die Size
352 mm²
228 mm²
Board Design
TDP
185W
Unknown
Suggested PSU
450 W
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 6-pin
None
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
—
5.2
Benchmark
3DMark Time Spy
—
1,800
▲ Specs Compare
Data sourced from official specifications and benchmark tests.