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 VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1750 MHz
TDP
295 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6770
VII
Core Specs
Shading Units
800
3,840
+380.0%
Shaders
800
3,840
+380.0%
TMUs
40
240
+500.0%
ROPs
16
64
+300.0%
Compute Units
10
60
+500.0%
Clocks
Base Clock
—
1400 MHz
Boost Clock
—
1750 MHz
GPU Clock
850 MHz
—
Memory Clock
1200 MHz
4.8 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
1024 MB
16 GB
VRAM (MB)
1,024
16,384
+1500.0%
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
112.0 GPixel/s
Texture Rate
34.00 GTexel/s
420.0 GTexel/s
FP32 (TFLOPS)
1,360.0 GFLOPS
13.44 TFLOPS
FP64 (TFLOPS)
—
3.360 TFLOPS (1:4)
FP16 (TFLOPS)
—
26.88 TFLOPS (2:1)
Power
TDP
108 W
295 W
TDP (W)
108
295
+173.1%
Suggested PSU
300 W
600 W
Power Connectors
1x 6-pin
2x 8-pin
Architecture
Architecture
TeraScale 2
GCN 5.1
GPU Name
Juniper
Vega 20
Generation
Northern Islands
(HD 6700)
Vega II
(Radeon VII)
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
Dual-slot
Length
198 mm
7.8 inches
280 mm
11 inches
Height
—
125 mm
4.9 inches
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
129 USD
699 USD
Production
End-of-life
End-of-life
Predecessor
Evergreen
Vega
Successor
Southern Islands
Navi