NVIDIA GeForce GTX 490 vs ATI Radeon HD 5830
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM Radeon HD 5830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 490 's Advantages
More VRAM (1536GB vs 1024GB)
Larger VRAM bandwidth (164.0GB/s vs 128.0GB/s)
ATI Radeon HD 5830 's Advantages
640 additional rendering cores
Lower TDP (175W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
1.166 TFLOPS
Radeon HD 5830
+53%
1.792 TFLOPS
Graphics Card
Unknown
Release Date
Feb 2010
GeForce 400
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
854 MHz
Memory Clock
1000 MHz
Memory
1536MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
128.0GB/s
Render Config
-
Compute Units
14
15
SM Count
-
480
Shading Units
1120
60
TMUs
56
48
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
8 KB (per CU)
768 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
12.80 GPixel/s
36.48 GTexel/s
Texture Rate
44.80 GTexel/s
-
-
-
1166 GFLOPS
FP32 (float)
1.792 TFLOPS
145.8 GFLOPS
FP64 (double)
358.4 GFLOPS
Board Design
365W
TDP
175W
750 W
Suggested PSU
450 W
3x DVI
1x mini-DisplayPort
Outputs
2x DVI
1x HDMI 1.3a
1x DisplayPort 1.1
2x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
GF100
GPU Name
Cypress
GF100-375-A3
GPU Variant
Cypress LE
(215-0735047)
Fermi
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
3.1 billion
Transistors
2.154 billion
529 mm²
Die Size
334 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
2.0
CUDA
-
5.1
Shader Model
5.0
