GPU Comparison
RADEON
AMD Radeon HD 6770
CORE STATE
Juniper
VRAM
1024 MB
CLOCK SPEED
—
TDP
108 W
BUS WIDTH
128 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
VS
GPU
Iris Pro Graphics P6300
CORE STATE
Broadwell GT3e
VRAM
System Shared
CLOCK SPEED
800 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 8.0
PROCESS
14 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6770
Iris Pro Graphics P6300
Core Specs
Shading Units
800
384
-52.0%
Shaders
800
384
-52.0%
TMUs
40
48
+20.0%
ROPs
16
6
-62.5%
Compute Units
10
—
Execution Units
—
48
Clocks
Base Clock
—
300 MHz
Boost Clock
—
800 MHz
GPU Clock
850 MHz
—
Memory Clock
1200 MHz
4.8 Gbps effective
System Shared
Memory
Memory Size
1024 MB
System Shared
VRAM (MB)
1,024
—
Memory Type
GDDR5
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
76.80 GB/s
System Dependent
Cache
L1 Cache
8 KB (per CU)
—
L2 Cache
256 KB
—
Performance
Pixel Rate
13.60 GPixel/s
4.800 GPixel/s
Texture Rate
34.00 GTexel/s
38.40 GTexel/s
FP32 (TFLOPS)
1,360.0 GFLOPS
614.4 GFLOPS
FP64 (TFLOPS)
—
153.6 GFLOPS (1:4)
Power
TDP
108 W
15 W
TDP (W)
108
15
-86.1%
Suggested PSU
300 W
—
Power Connectors
1x 6-pin
—
Architecture
Architecture
TeraScale 2
Generation 8.0
GPU Name
Juniper
Broadwell GT3e
Generation
Northern Islands
(HD 6700)
HD Graphics-W
(Broadwell)
Process Size
40 nm
14 nm
Transistors
1,040 million
—
Die Size
166 mm²
—
Foundry
TSMC
Intel
Density
6.3M / mm²
—
API Support
DirectX
11.2 (11_0)
12 (11_1)
OpenGL
4.4
4.4
Vulkan
—
1.0
OpenCL
1.2
3.0
Shader Model
5.0
5.1
Physical
Slot Width
Dual-slot
IGP
Length
198 mm
7.8 inches
—
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Motherboard Dependent
Bus Interface
PCIe 2.0 x16
Ring Bus
Other
Launch Price
129 USD
—
Production
End-of-life
End-of-life
Predecessor
Evergreen
—
Successor
Southern Islands
—