Home GPU Comparison ATI Radeon HD 5830 vs NVIDIA GeForce GTX 660 Ti

ATI Radeon HD 5830 vs NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5830 and 2GB VRAM GeForce GTX 660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Ti 's Advantages
Released 2 years and 6 months late
Boost Clock980MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (144.2GB/s vs 128.0GB/s)
224 additional rendering cores
Lower TDP (150W vs 175W)

Score

Benchmark

FP32 (float)
Radeon HD 5830
1.792 TFLOPS
GeForce GTX 660 Ti +46%
2.634 TFLOPS
VS

Graphics Card

Feb 2010
Release Date
Aug 2012
Evergreen
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
915 MHz
-
Boost Clock
980 MHz
1000 MHz
Memory Clock
1502 MHz

Memory

1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
192bit
128.0GB/s
Bandwidth
144.2GB/s

Render Config

14
Compute Units
-
-
-
-
1120
Shading Units
1344
56
TMUs
112
16
ROPs
24
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
384 KB
-
-
-

Theoretical Performance

12.80 GPixel/s
Pixel Rate
27.44 GPixel/s
44.80 GTexel/s
Texture Rate
109.8 GTexel/s
-
-
-
1.792 TFLOPS
FP32 (float)
2.634 TFLOPS
358.4 GFLOPS
FP64 (double)
109.8 GFLOPS

Board Design

175W
TDP
150W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
2x 6-pin
Power Connectors
2x 6-pin

Graphics Processor

Cypress
GPU Name
GK104
Cypress LE (215-0735047)
GPU Variant
GK104-300-KD-A2
TeraScale 2
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
2.154 billion
Transistors
3.54 billion
334 mm²
Die Size
294 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.0
5.0
Shader Model
5.1

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