Home GPU Comparison AMD Radeon HD 6490 vs NVIDIA GeForce 9800 GT Rebrand

AMD Radeon HD 6490 vs NVIDIA GeForce 9800 GT Rebrand

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6490 and 512MB VRAM GeForce 9800 GT Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490 's Advantages
Released 3 years late
More VRAM (1024GB vs 512GB)
192 additional rendering cores
Lower TDP (39W vs 125W)
NVIDIA GeForce 9800 GT Rebrand 's Advantages
Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)

Score

Benchmark

FP32 (float)
Radeon HD 6490
0.352 TFLOPS
GeForce 9800 GT Rebrand +27%
0.448 TFLOPS
VS

Graphics Card

Jul 2011
Release Date
Jul 2008
Northern Islands
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
500 MHz
Memory Clock
1000 MHz

Memory

1024MB
Memory Size
512MB
DDR2
Memory Type
GDDR3
128bit
Memory Bus
256bit
16.00GB/s
Bandwidth
64.00GB/s

Render Config

4
Compute Units
-
-
SM Count
16
320
Shading Units
128
16
TMUs
64
8
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
64 KB
-
-
-

Theoretical Performance

4.400 GPixel/s
Pixel Rate
11.60 GPixel/s
8.800 GTexel/s
Texture Rate
46.40 GTexel/s
-
-
-
352.0 GFLOPS
FP32 (float)
448.0 GFLOPS
-
-
-

Board Design

39W
TDP
125W
200 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
2x DVI 1x S-Video
None
Power Connectors
1x 6-pin

Graphics Processor

Redwood
GPU Name
G92
Redwood LE
GPU Variant
G92-270-A2
TeraScale 2
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
65 nm
0.627 billion
Transistors
0.754 billion
104 mm²
Die Size
324 mm²

Graphics Features

11.2 (11_0)
DirectX
11.1 (10_0)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.1
5.0
Shader Model
4.0

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