NVIDIA GeForce GTX 650 Ti Boost vs ATI Radeon HD 5870 Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Mar 2013
Jun 2010
Generation
GeForce 600
Evergreen
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
980 MHz
—
Boost Clock
1032 MHz
—
Memory Clock
1502 MHz
1195 MHz
Memory
Memory Size
2GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
192bit
256bit
Bandwidth
144.2GB/s
153.0GB/s
Render Config
Shading Units
768
1600
TMUs
64
80
ROPs
24
32
L1 Cache
16 KB (per SMX)
8 KB (per CU)
L2 Cache
384 KB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
16.51 GPixel/s
27.20 GPixel/s
Texture Rate
66.05 GTexel/s
68.00 GTexel/s
FP32 (float)
1.585 TFLOPS
2.720 TFLOPS
FP64 (double)
66.05 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
GK106
Cypress
GPU Variant
GK106-240-A1
Cypress XT(215-0735033)
Architecture
Kepler
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
2.54 billion
2.154 billion
Die Size
221 mm²
334 mm²
Board Design
TDP
134W
228W
Suggested PSU
300 W
550 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x DVI2x mini-DisplayPort 1.1
Power Connectors
1x 6-pin
2x 6-pin
Graphics Features
DirectX
12 (11_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.1
N/A
CUDA
3.0
—
Shader Model
5.1
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.