HD Graphics 3000 and Radeon HD 6770M Mac Edition - video card comparison
HD Graphics 3000
Radeon HD 6770M Mac Edition
Architecture
Gen. 6 Sandy Bridge (2011)
TeraScale 2 (2009−2015)
GPU code name
Sandy Bridge
Whistler
Market segment
Laptop
Desktop
Release date
February 2011
January 2011
Interface
PCIe 1.0 x16
MXM-A (3.0)
Boost clock speed
1350 MHz
-
Core clock speed
350 MHz
725 MHz
Floating-point performance
20.4 gflops
696.0 gflops
Manufacturing process technology
32 nm
40 nm
Number of transistors
995 million
716 million
Pipelines / CUDA cores
12
480
Power consumption (TDP)
unknown
35 Watt
Texture fill rate
13.80
17.40
Memory type
System Shared
GDDR5
Maximum RAM amount
System Shared
512 MB
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
System Shared
3600 MHz
Memory bandwidth
-
57.6 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
11.1 (10_1)
11.2 (11_0)
OpenCL
N/A
1.2
OpenGL
3.1
4.4
Shader Model
4.1
5.0
Vulkan
N/A
N/A