Home GPU Comparison ATI Mobility Radeon HD 4850 vs NVIDIA GeForce 820A

ATI Mobility Radeon HD 4850 vs NVIDIA GeForce 820A

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 and 1024MB VRAM GeForce 820A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 's Advantages
Larger VRAM bandwidth (54.40GB/s vs 14.40GB/s)
704 additional rendering cores
NVIDIA GeForce 820A 's Advantages
Released 5 years and 2 months late

Score

Benchmark

FP32 (float)
Mobility Radeon HD 4850 +169%
0.804 TFLOPS
GeForce 820A
0.298 TFLOPS
VS

Graphics Card

Jan 2009
Release Date
Mar 2014
M9x
Generation
GeForce 800A
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
Base Clock
-
-
Boost Clock
-
850 MHz
Memory Clock
900 MHz

Memory

1024MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
256bit
Memory Bus
64bit
54.40GB/s
Bandwidth
14.40GB/s

Render Config

-
SM Count
2
10
Compute Units
-
800
Shading Units
96
40
TMUs
16
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
128 KB

Theoretical Performance

8.048 GPixel/s
Pixel Rate
3.100 GPixel/s
20.12 GTexel/s
Texture Rate
12.40 GTexel/s
-
FP16 (half)
-
804.8 GFLOPS
FP32 (float)
297.6 GFLOPS
161.0 GFLOPS
FP64 (double)
24.80 GFLOPS

Graphics Processor

M98
GPU Name
GF117
M98 L2 (216-0732019)
GPU Variant
N15V-GM
TeraScale
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.956 billion
Transistors
0.585 billion
256 mm²
Die Size
116 mm²

Board Design

Unknown
TDP
15W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
-

Graphics Features

10.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
4.1
Shader Model
5.1

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