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
RADEON
Radeon Pro 580X
CORE STATE
Ellesmere
VRAM
8 GB
CLOCK SPEED
1200 MHz
TDP
185 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6770
Pro 580X
Core Specs
Shading Units
800
2,304
+188.0%
Shaders
800
2,304
+188.0%
TMUs
40
144
+260.0%
ROPs
16
32
+100.0%
Compute Units
10
36
+260.0%
Clocks
Base Clock
—
1100 MHz
Boost Clock
—
1200 MHz
GPU Clock
850 MHz
—
Memory Clock
1200 MHz
4.8 Gbps effective
1710 MHz
6.8 Gbps effective
Memory
Memory Size
1024 MB
8 GB
VRAM (MB)
1,024
8,192
+700.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
76.80 GB/s
218.9 GB/s
Cache
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
2 MB
Performance
Pixel Rate
13.60 GPixel/s
38.40 GPixel/s
Texture Rate
34.00 GTexel/s
172.8 GTexel/s
FP32 (TFLOPS)
1,360.0 GFLOPS
5.530 TFLOPS
FP64 (TFLOPS)
—
345.6 GFLOPS (1:16)
FP16 (TFLOPS)
—
5.530 TFLOPS (1:1)
Power
TDP
108 W
185 W
TDP (W)
108
185
+71.3%
Suggested PSU
300 W
—
Power Connectors
1x 6-pin
—
Architecture
Architecture
TeraScale 2
GCN 4.0
GPU Name
Juniper
Ellesmere
Generation
Northern Islands
(HD 6700)
Radeon Pro Mac
(500X Series)
Process Size
40 nm
14 nm
Transistors
1,040 million
5,700 million
Die Size
166 mm²
232 mm²
Foundry
TSMC
GlobalFoundries
Density
6.3M / mm²
24.6M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
Vulkan
—
1.3
OpenCL
1.2
2.1
Shader Model
5.0
6.7
Physical
Slot Width
Dual-slot
IGP
Length
198 mm
7.8 inches
—
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
2x HDMI 2.0b
Bus Interface
PCIe 2.0 x16
Apple MPX
Other
Launch Price
129 USD
—
Production
End-of-life
End-of-life
Predecessor
Evergreen
—
Successor
Southern Islands
—