Home GPU Comparison AMD Radeon R5 M335 vs ATI Mobility Radeon HD 3870 X2

AMD Radeon R5 M335 vs ATI Mobility Radeon HD 3870 X2

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M335 and 512MB VRAM Mobility Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M335 's Advantages
Released 7 years and 1 months late
More VRAM (2GB vs 512GB)
ATI Mobility Radeon HD 3870 X2 's Advantages
Larger VRAM bandwidth (54.40GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)
Radeon R5 M335 +56%
0.659 TFLOPS
Mobility Radeon HD 3870 X2
0.422 TFLOPS
VS

Graphics Card

Oct 2015
Release Date
Sep 2008
Gem System
Generation
M8x
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
850 MHz

Memory

2GB
Memory Size
512MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
54.40GB/s

Render Config

5
Compute Units
4
-
-
-
320
Shading Units
320
20
TMUs
16
8
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

8.240 GPixel/s
Pixel Rate
10.56 GPixel/s
20.60 GTexel/s
Texture Rate
10.56 GTexel/s
-
-
-
659.2 GFLOPS
FP32 (float)
422.4 GFLOPS
41.20 GFLOPS
FP64 (double)
84.48 GFLOPS

Board Design

Unknown
TDP
110W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Exo
GPU Name
M88
Exo S3 PRO (216-0867030)
GPU Variant
-
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
0.69 billion
Transistors
0.666 billion
56 mm²
Die Size
192 mm²

Graphics Features

12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1 (1.2)
OpenCL
N/A
1.2.170
Vulkan
N/A
-
-
-
6.5 (5.1)
Shader Model
4.1

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