XFX Radeon HD 6770 1GB Graphics Card HD-677X-ZAF4

Product status: Official | Last Update: 2016-10-26 | Report Error
Overview
Manufacturer
XFX
Original Series
Radeon HD 6000
Released After
January 21st, 2011
Graphics Processing Unit
GPU Model
Juniper XT (Juniper)
Architecture
AMD VLIW5 TeraScale 2
Fabrication Process
40 nm
Die Size
166 mm2
Transistors Count
1B
Transistors Density
6.3M TRAN/mm2
Stream Cores
800
Thread Processors
40
SIMD Engines
10
TMUs
40
ROPs
16
Clocks
Base Clock
850 MHz
Memory Clock
667 MHz (-44.4%)
Effective Memory Clock
1334 Mbps (-72.2%)
Memory Configuration
Memory Size
1024 MB
Memory Type
DDR3
Memory Bus Width
128-bit
Memory Bandwidth
21.3 GB/s (-72.3%)

Physical
Interface
PCI-Express 2.0 x16
TDP/TBP
108 W
Recommended PSU
450 W
Multi-GPU Support
3-way
API Support
DirectX
11.0
Vulkan
-
OpenGL
4.4
OpenCL
1.2

Performance
Pixel Fillrate
13.6 GPixels/s
Texture Fillrate
34 GTexel/s
Peak FP32
1.4 TFLOPS
FP32 Perf. per Watt
12.6 GFLOPS/W
FP32 Perf. per mm2
8.2 GFLOPS/mm2




  Model nameBoostMemoryPowerCustom SeriesPopularity
  Thumbnail
KUROUTOSHIKOU HD 6770 1GB
RH6770-E1GHD
1× 6-pin
 
9%
  Thumbnail
MSI HD 6770 1GB
R6770-MD1GD5
1× 6-pin
 
100%
  Thumbnail
MSI HD 6770 1GB
R6770-PMD1GD5
1× 6-pin
 
25%
  Thumbnail
MSI HD 6770 1GB Twin Frozr II
R6770 TWIN FROZR II
1× 6-pin Twin Frozr
 
17%
  Thumbnail
MSI HD 6770 1GB Twin Frozr II OC
R6770 TWIN FROZR II/OC
1× 6-pin Twin Frozr
 
30%
  Thumbnail
XFX HD 6770 1GB
HD-677X-ZAF4
1× 6-pin
 
18%
  Thumbnail
XFX HD 6770 1GB
HD-657X-ZMF3
1× 6-pin
 
16%
  Thumbnail
XFX HD 6770 1GB Core
HD-677X-ZAFV
1× 6-pin Core
 
54%
 ModelCoresBoost ClockMemory ClockMemory Config.
Thumbnail
AMD Radeon HD 6990
 
3072
-
 
5 Gbps
 
8 GB GD5 256b
Thumbnail
AMD Radeon HD 6870 (1600 Cores)
 
1600
-
 
4.8 Gbps
 
1 GB GD5 256b
Thumbnail
AMD Radeon HD 6970
 
1536
-
 
5.5 Gbps
 
2 GB GD5 256b
Thumbnail
AMD Radeon HD 6850 (1440 Cores)
 
1440
-
 
4 Gbps
 
1 GB GD5 256b
Thumbnail
AMD Radeon HD 6950
 
1408
-
 
5 Gbps
 
2 GB GD5 256b
Thumbnail
AMD Radeon HD 6930
 
1280
-
 
4.8 Gbps
 
1 GB GD5 256b
Thumbnail
AMD Radeon HD 6870
 
1120
-
 
4.2 Gbps
 
1 GB GD5 256b
Thumbnail
AMD Radeon HD 6850
 
1120
-
 
4 Gbps
 
1 GB GD5 256b
Thumbnail
AMD Radeon HD 6770
 
800
-
 
4.8 Gbps
 
1 GB GD5 128b
Thumbnail
AMD Radeon HD 6790
 
800
-
 
4.2 Gbps
 
1 GB GD5 256b
Thumbnail
AMD Radeon HD 6770 (720 Cores)
 
720
-
 
2.7 Gbps
 
2 GB GD5 128b
Thumbnail
AMD Radeon HD 6750
 
720
-
 
4.6 Gbps
 
1 GB GD5 128b
Thumbnail
AMD Radeon HD 6570
 
480
-
 
4 Gbps
 
2 GB GD5 128b
Thumbnail
AMD Radeon HD 6670
 
480
-
 
4 Gbps
 
1 GB GD5 128b
Thumbnail
AMD Radeon HD 6510
 
400
-
 
1 Gbps
 
1 GB GD3 128b
Thumbnail
AMD Radeon HD 6530
 
400
-
 
1.2 Gbps
 
1 GB GD3 128b
Thumbnail
AMD Radeon HD 6390
 
320
-
 
1 Gbps
 
1 GB GD3 128b
Thumbnail
AMD Radeon HD 6450
 
160
-
 
1.6 Gbps
 
1 GB D3 64b
Thumbnail
AMD Radeon HD 6290
 
80
-
 
1.6 Gbps
 
1 GB GD3 64b
Thumbnail
AMD Radeon HD 6350
 
80
-
 
800 Mbps
 
512 MB D3 64b
Thumbnail
AMD Radeon HD 6230
 
80
-
 
1 Gbps
 
512 MB D2 64b
Thumbnail
AMD Radeon HD 6250
 
80
-
 
1 Gbps
 
512 MB D2 64b
 ModelCoresBoost ClockMemory ClockMemory Config.
Thumbnail
AMD Radeon HD 6770
 
800
-
 
4.8 GB/s
 
1 GB GD5 128b
Thumbnail
ATI Radeon HD 5770
 
800
-
 
4.8 GB/s
 
1 GB GD5 128b
Thumbnail
AMD Radeon HD 6770 (720 Cores)
 
720
-
 
2.7 GB/s
 
2 GB GD5 128b
Thumbnail
AMD Radeon HD 6750
 
720
-
 
4.6 GB/s
 
1 GB GD5 128b
Thumbnail
ATI Radeon HD 5750
 
720
-
 
4.6 GB/s
 
1 GB GD5 128b