Radeon HD 8490 OEM vs GeForce GTX 770
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 2GB VRAM GeForce GTX 770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 8490 OEM 's Advantages
Lower TDP (35W vs 230W)
GeForce GTX 770 's Advantages
Boost Clock1085MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (224.4GB/s vs 14.40GB/s)
1376 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 8490 OEM
280
GeForce GTX 770
+1090%
3333
Graphics Card
Jul 2013
Release Date
May 2013
Sea Islands
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1046 MHz
-
Boost Clock
1085 MHz
900 MHz
Memory Clock
1753 MHz
Memory
1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
224.4GB/s
Render Config
2
Compute Units
-
160
Shading Units
1536
8
TMUs
128
4
ROPs
32
8 KB (per CU)
L1 Cache
16 KB (per SMX)
128 KB
L2 Cache
512 KB
Theoretical Performance
3.500 GPixel/s
Pixel Rate
34.72 GPixel/s
7.000 GTexel/s
Texture Rate
138.9 GTexel/s
280.0 GFLOPS
FP32 (float)
3.333 TFLOPS
-
FP64 (double)
138.9 GFLOPS
Board Design
35W
TDP
230W
200 W
Suggested PSU
550 W
1x DVI
1x DisplayPort 1.1
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Caicos
GPU Name
GK104
Caicos XTX
GPU Variant
GK104-425-A2
TeraScale 2
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.37 billion
Transistors
3.54 billion
67 mm²
Die Size
294 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.0
5.0
Shader Model
5.1