Home GPU Comparison AMD Radeon R7 M265 vs NVIDIA GeForce 8400M GS

AMD Radeon R7 M265 vs NVIDIA GeForce 8400M GS

We compared two Mobile platform GPUs: 2GB VRAM Radeon R7 M265 and 256MB VRAM GeForce 8400M GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M265 's Advantages
Released 6 years and 8 months late
Boost Clock825MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)
368 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R7 M265 +2334%
0.633 TFLOPS
GeForce 8400M GS
0.026 TFLOPS
VS

Graphics Card

Jan 2014
Release Date
May 2007
Gem System
Generation
GeForce 8M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-I

Clock Speeds

725 MHz
Base Clock
-
825 MHz
Boost Clock
-
900 MHz
Memory Clock
400 MHz

Memory

2GB
Memory Size
256MB
DDR3
Memory Type
DDR2
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
6.400GB/s

Render Config

6
Compute Units
-
-
SM Count
2
384
Shading Units
16
24
TMUs
8
8
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
16 KB
-
-
-

Theoretical Performance

6.600 GPixel/s
Pixel Rate
1.600 GPixel/s
19.80 GTexel/s
Texture Rate
3.200 GTexel/s
-
-
-
633.6 GFLOPS
FP32 (float)
25.60 GFLOPS
-
-
-

Board Design

Unknown
TDP
11W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
-
-

Graphics Processor

Opal
GPU Name
G86
Opal XT
GPU Variant
NB8M-GS
GCN 1.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
0.95 billion
Transistors
0.21 billion
77 mm²
Die Size
127 mm²

Graphics Features

12 (11_1)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.1 (1.2)
OpenCL
1.1
1.2.170
Vulkan
N/A
-
CUDA
1.1
6.5 (5.1)
Shader Model
4.0

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