NVIDIA GeForce GTX 490 vs ATI FireGL V8650
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 2GB VRAM FireGL V8650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 490 's Advantages
Larger VRAM bandwidth (164.0GB/s vs 111.1GB/s)
160 additional rendering cores
ATI FireGL V8650 's Advantages
More VRAM (2GB vs 1536GB)
Score
Benchmark
FP32 (float)
GeForce GTX 490
+165%
1.166 TFLOPS
FireGL V8650
0.44 TFLOPS
Graphics Card
Unknown
Release Date
Aug 2007
GeForce 400
Generation
FireGL
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
854 MHz
Memory Clock
868 MHz
Memory
1536MB
Memory Size
2GB
GDDR5
Memory Type
GDDR4
384bit
Memory Bus
512bit
164.0GB/s
Bandwidth
111.1GB/s
Render Config
-
Compute Units
4
15
SM Count
-
480
Shading Units
320
60
TMUs
16
48
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
768 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
11.01 GPixel/s
36.48 GTexel/s
Texture Rate
11.01 GTexel/s
-
-
-
1166 GFLOPS
FP32 (float)
440.3 GFLOPS
145.8 GFLOPS
FP64 (double)
-
Board Design
365W
TDP
Unknown
750 W
Suggested PSU
200 W
3x DVI
1x mini-DisplayPort
Outputs
2x DVI
1x S-Video
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GF100
GPU Name
R600
GF100-375-A3
GPU Variant
R600 V8650
(215RGIDKA13FG)
Fermi
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
3.1 billion
Transistors
0.72 billion
529 mm²
Die Size
420 mm²
Graphics Features
12 (11_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3 (full)
4.0 (partial)
1.1
OpenCL
N/A
N/A
Vulkan
N/A
2.0
CUDA
-
5.1
Shader Model
4.0
