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GPU Comparison
AMD Radeon HD 6790 vs ATI Radeon HD 5770
AMD Radeon HD 6790 vs ATI Radeon HD 5770
VS
AMD Radeon HD 6790
ATI Radeon HD 5770
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 1024MB VRAM Radeon HD 5770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6790 's Advantages
Released 1 years and 6 months late
Larger VRAM bandwidth (134.4GB/s vs 76.80GB/s)
ATI Radeon HD 5770 's Advantages
Lower TDP (108W vs 150W)
Score
Benchmark
FP32 (float)
Radeon HD 6790
1.344 TFLOPS
Radeon HD 5770
+1%
1.36 TFLOPS
Radeon HD 6790
VS
Radeon HD 5770
Graphics Card
Apr 2011
Release Date
Oct 2009
Northern Islands
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
1200 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
134.4GB/s
Bandwidth
76.80GB/s
Render Config
-
SM Count
-
10
Compute Units
10
800
Shading Units
800
40
TMUs
40
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
13.44 GPixel/s
Pixel Rate
13.60 GPixel/s
33.60 GTexel/s
Texture Rate
34.00 GTexel/s
-
FP16 (half)
-
1344 GFLOPS
FP32 (float)
1360 GFLOPS
-
FP64 (double)
-
Graphics Processor
Barts
GPU Name
Juniper
Barts LE (215-0798002)
GPU Variant
Juniper XT (215-0754013)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.7 billion
Transistors
1.04 billion
255 mm²
Die Size
166 mm²
Board Design
150W
TDP
108W
450 W
Suggested PSU
300 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
2x 6-pin
Power Connectors
1x 6-pin
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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