NVIDIA GeForce GTX 490 vs AMD Radeon RX 580
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 8GB VRAM Radeon RX 580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 580 's Advantages
Boost Clock1340MHz
More VRAM (8GB vs 1536GB)
Larger VRAM bandwidth (256.0GB/s vs 164.0GB/s)
1824 additional rendering cores
Lower TDP (185W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
1.166 TFLOPS
Radeon RX 580
+429%
6.175 TFLOPS
Graphics Card
Unknown
Release Date
Apr 2017
GeForce 400
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1257 MHz
-
Boost Clock
1340 MHz
854 MHz
Memory Clock
2000 MHz
Memory
1536MB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
256.0GB/s
Render Config
-
Compute Units
36
15
SM Count
-
480
Shading Units
2304
60
TMUs
144
48
ROPs
32
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
42.88 GPixel/s
36.48 GTexel/s
Texture Rate
193.0 GTexel/s
-
FP16 (half)
6.175 TFLOPS
1166 GFLOPS
FP32 (float)
6.175 TFLOPS
145.8 GFLOPS
FP64 (double)
385.9 GFLOPS
Board Design
365W
TDP
185W
750 W
Suggested PSU
450 W
3x DVI
1x mini-DisplayPort
Outputs
1x HDMI 2.0b
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
GF100
GPU Name
Polaris 20
GF100-375-A3
GPU Variant
Polaris 20 XTX
(215-0910038)
Fermi
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
3.1 billion
Transistors
5.7 billion
529 mm²
Die Size
232 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.1
OpenCL
2.1
N/A
Vulkan
1.2
2.0
CUDA
-
5.1
Shader Model
6.4
