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GPU Comparison
AMD Radeon HD 6770 vs AMD Radeon HD 7470 OEM
AMD Radeon HD 6770 vs AMD Radeon HD 7470 OEM
VS
AMD Radeon HD 6770
AMD Radeon HD 7470 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 1024MB VRAM Radeon HD 7470 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6770 's Advantages
Larger VRAM bandwidth (76.80GB/s vs 28.80GB/s)
640 additional rendering cores
AMD Radeon HD 7470 OEM 's Advantages
Released 1 years late
Lower TDP (27W vs 108W)
Score
Benchmark
FP32 (float)
Radeon HD 6770
+466%
1.36 TFLOPS
Radeon HD 7470 OEM
0.24 TFLOPS
Radeon HD 6770
VS
Radeon HD 7470 OEM
Graphics Card
Jan 2011
Release Date
Jan 2012
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
900 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
76.80GB/s
Bandwidth
28.80GB/s
Render Config
-
SM Count
-
10
Compute Units
2
800
Shading Units
160
40
TMUs
8
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
13.60 GPixel/s
Pixel Rate
3.000 GPixel/s
34.00 GTexel/s
Texture Rate
6.000 GTexel/s
-
FP16 (half)
-
1360 GFLOPS
FP32 (float)
240.0 GFLOPS
-
FP64 (double)
-
Graphics Processor
Juniper
GPU Name
Caicos
Juniper XT (215-0754013)
GPU Variant
Khalidster
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.04 billion
Transistors
0.37 billion
166 mm²
Die Size
67 mm²
Board Design
108W
TDP
27W
300 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
1x DVI 1x DisplayPort 1.1
1x 6-pin
Power Connectors
None
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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