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 Vega II Duo
CORE STATE
Vega 20
VRAM
32 GB
CLOCK SPEED
1720 MHz
TDP
475 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6770
Pro Vega II Duo
Core Specs
Shading Units
800
4,096
+412.0%
Shaders
800
4,096
+412.0%
TMUs
40
256
+540.0%
ROPs
16
64
+300.0%
Compute Units
10
64
+540.0%
Clocks
Base Clock
—
1400 MHz
Boost Clock
—
1720 MHz
GPU Clock
850 MHz
—
Memory Clock
1200 MHz
4.8 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
1024 MB
32 GB
VRAM (MB)
1,024
32,768
+3100.0%
Memory Type
GDDR5
HBM2
Memory Bus
128 bit
4096 bit
Bandwidth
76.80 GB/s
1.02 TB/s
Cache
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
4 MB
Performance
Pixel Rate
13.60 GPixel/s
110.1 GPixel/s
Texture Rate
34.00 GTexel/s
440.3 GTexel/s
FP32 (TFLOPS)
1,360.0 GFLOPS
14.09 TFLOPS
FP64 (TFLOPS)
—
7.045 TFLOPS (1:2)
FP16 (TFLOPS)
—
28.18 TFLOPS (2:1)
Power
TDP
108 W
475 W
TDP (W)
108
475
+339.8%
Suggested PSU
300 W
850 W
Power Connectors
1x 6-pin
—
Architecture
Architecture
TeraScale 2
GCN 5.1
GPU Name
Juniper
Vega 20
Generation
Northern Islands
(HD 6700)
Radeon Pro Mac
(Vega Series)
Process Size
40 nm
7 nm
Transistors
1,040 million
13,230 million
Die Size
166 mm²
331 mm²
Foundry
TSMC
TSMC
Density
6.3M / mm²
40.0M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
Vulkan
—
1.3
OpenCL
1.2
2.1
Shader Model
5.0
6.7
Physical
Slot Width
Dual-slot
Quad-slot
Length
198 mm
7.8 inches
—
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x HDMI 2.0b4x Thunderbolt
Bus Interface
PCIe 2.0 x16
Apple MPX
Other
Launch Price
129 USD
4,399 USD
Production
End-of-life
End-of-life
Predecessor
Evergreen
—
Successor
Southern Islands
—