NVIDIA GeForce GTX 490 vs AMD Radeon RX Vega 64
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 8GB VRAM Radeon RX Vega 64 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX Vega 64 's Advantages
Boost Clock1546MHz
More VRAM (8GB vs 1536GB)
Larger VRAM bandwidth (483.8GB/s vs 164.0GB/s)
3616 additional rendering cores
Lower TDP (295W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
1.166 TFLOPS
Radeon RX Vega 64
+985%
12.66 TFLOPS
Graphics Card
Unknown
Release Date
Aug 2017
GeForce 400
Generation
Vega
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1247 MHz
-
Boost Clock
1546 MHz
854 MHz
Memory Clock
945 MHz
Memory
1536MB
Memory Size
8GB
GDDR5
Memory Type
HBM2
384bit
Memory Bus
2048bit
164.0GB/s
Bandwidth
483.8GB/s
Render Config
-
Compute Units
64
15
SM Count
-
480
Shading Units
4096
60
TMUs
256
48
ROPs
64
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
98.94 GPixel/s
36.48 GTexel/s
Texture Rate
395.8 GTexel/s
-
FP16 (half)
25.33 TFLOPS
1166 GFLOPS
FP32 (float)
12.66 TFLOPS
145.8 GFLOPS
FP64 (double)
791.6 GFLOPS
Board Design
365W
TDP
295W
750 W
Suggested PSU
600 W
3x DVI
1x mini-DisplayPort
Outputs
1x HDMI 2.0b
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
GF100
GPU Name
Vega 10
GF100-375-A3
GPU Variant
Vega 10 XT
(215-0894200)
Fermi
Architecture
GCN 5.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
3.1 billion
Transistors
12.5 billion
529 mm²
Die Size
495 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
1.1
OpenCL
2.1
N/A
Vulkan
1.2
2.0
CUDA
-
5.1
Shader Model
6.4
