Home GPU Comparison ATI Mobility Radeon HD 4650 vs AMD Radeon HD 7690M Rebrand

ATI Mobility Radeon HD 4650 vs AMD Radeon HD 7690M Rebrand

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4650 and 1024MB VRAM Radeon HD 7690M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7690M Rebrand 's Advantages
Released 3 years late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (25.60GB/s vs 19.20GB/s)
160 additional rendering cores
Lower TDP (20W vs 35W)

Score

Benchmark

FP32 (float)
Mobility Radeon HD 4650
0.32 TFLOPS
Radeon HD 7690M Rebrand +80%
0.576 TFLOPS
VS

Graphics Card

Jan 2009
Release Date
Jan 2012
M9x
Generation
London
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
600 MHz
Memory Clock
800 MHz

Memory

512MB
Memory Size
1024MB
DDR2
Memory Type
GDDR3
128bit
Memory Bus
128bit
19.20GB/s
Bandwidth
25.60GB/s

Render Config

4
Compute Units
6
-
-
-
320
Shading Units
480
32
TMUs
24
8
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
128 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

4.000 GPixel/s
Pixel Rate
4.800 GPixel/s
16.00 GTexel/s
Texture Rate
14.40 GTexel/s
-
-
-
320.0 GFLOPS
FP32 (float)
576.0 GFLOPS
-
-
-

Board Design

35W
TDP
20W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

M96
GPU Name
Whistler
-
GPU Variant
Whistler XT (216-0810001)
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.514 billion
Transistors
0.716 billion
146 mm²
Die Size
104 mm²

Graphics Features

10.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
5.0

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