GeForce 705A vs Radeon R9 M485X
We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705A and 8GB VRAM Radeon R9 M485X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 705A Advantages
Lower TDP (15W vs 250W)
Radeon R9 M485X Advantages
Released 1 years and 10 months late
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)
2000 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 705A
91
Radeon R9 M485X
+3153%
2961
Graphics Card
Jul 2014
Release Date
May 2016
GeForce 700A
Generation
Crystal System
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
900 MHz
Memory Clock
1250 MHz
Memory
1024MB
Memory Size
8GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
160.0GB/s
Render Config
-
Compute Units
32
1
SM Count
-
48
Shading Units
2048
8
TMUs
128
4
ROPs
32
64 KB (per SM)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
512 KB
Theoretical Performance
950.0 MPixel/s
Pixel Rate
23.14 GPixel/s
3.800 GTexel/s
Texture Rate
92.54 GTexel/s
-
FP16 (half)
2.961 TFLOPS
91.20 GFLOPS
FP32 (float)
2.961 TFLOPS
7.600 GFLOPS
FP64 (double)
185.1 GFLOPS
Board Design
15W
TDP
250W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GF119
GPU Name
Amethyst
GF119 B1
GPU Variant
Amethyst XT
Fermi 2.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.292 billion
Transistors
5 billion
79 mm²
Die Size
366 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.1
OpenCL
2.0
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
6.3