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GPU Comparison
AMD Radeon HD 6770 vs AMD Radeon HD 7720 OEM
AMD Radeon HD 6770 vs AMD Radeon HD 7720 OEM
VS
AMD Radeon HD 6770
AMD Radeon HD 7720 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 1024MB VRAM Radeon HD 7720 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6770 's Advantages
Lower TDP (108W vs 150W)
AMD Radeon HD 7720 OEM 's Advantages
Released 2 years and 2 months late
Larger VRAM bandwidth (134.4GB/s vs 76.80GB/s)
Score
Benchmark
FP32 (float)
Radeon HD 6770
+1%
1.36 TFLOPS
Radeon HD 7720 OEM
1.344 TFLOPS
Radeon HD 6770
VS
Radeon HD 7720 OEM
Graphics Card
Jan 2011
Release Date
Mar 2013
Northern Islands
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1200 MHz
Memory Clock
1050 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
76.80GB/s
Bandwidth
134.4GB/s
Render Config
-
SM Count
-
10
Compute Units
10
800
Shading Units
800
40
TMUs
40
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
13.60 GPixel/s
Pixel Rate
26.88 GPixel/s
34.00 GTexel/s
Texture Rate
33.60 GTexel/s
-
FP16 (half)
-
1360 GFLOPS
FP32 (float)
1344 GFLOPS
-
FP64 (double)
-
Graphics Processor
Juniper
GPU Name
Barts
Juniper XT (215-0754013)
GPU Variant
Barts LE (215-0798002)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.04 billion
Transistors
1.7 billion
166 mm²
Die Size
255 mm²
Board Design
108W
TDP
150W
300 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
1x 6-pin
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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