Home GPU Comparison AMD Radeon HD 6450M vs AMD Radeon HD 7770M

AMD Radeon HD 6450M vs AMD Radeon HD 7770M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6450M and 1024MB VRAM Radeon HD 7770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770M 's Advantages
Released 1 years and 3 months late
Larger VRAM bandwidth (64.00GB/s vs 12.80GB/s)
352 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 6450M
0.192 TFLOPS
Radeon HD 7770M +259%
0.691 TFLOPS
VS

Graphics Card

Jan 2011
Release Date
Apr 2012
Vancouver
Generation
London
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
Base Clock
-
-
Boost Clock
-
800 MHz
Memory Clock
1000 MHz

Memory

1024MB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
12.80GB/s
Bandwidth
64.00GB/s

Render Config

-
SM Count
-
2
Compute Units
8
160
Shading Units
512
8
TMUs
32
4
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB

Theoretical Performance

2.400 GPixel/s
Pixel Rate
10.80 GPixel/s
4.800 GTexel/s
Texture Rate
21.60 GTexel/s
-
FP16 (half)
-
192.0 GFLOPS
FP32 (float)
691.2 GFLOPS
-
FP64 (double)
43.20 GFLOPS

Graphics Processor

Seymour
GPU Name
Chelsea
Seymour PRO S3 (216-0809024)
GPU Variant
Chelsea XT
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.37 billion
Transistors
1.5 billion
67 mm²
Die Size
123 mm²

Board Design

Unknown
TDP
32W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
-

Graphics Features

11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
5.1

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